Home / 42,214.05-58,255.07-25,225.65

Finding the Fourth Proportional to 42,214.05, 58,255.07 and 25,225.65

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Solution

The fourth proportional to 42,214.05, 58,255.07 and 25,225.65 is: 34,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,214.05 : 58,255.07 = 25,225.65 : x
  2. Step 2: Convert to fraction form
    42,214.05/58,255.07 = 25,225.65/x
  3. Step 3: Cross multiply
    42,214.05x = 58,255.07 × 25,225.65
  4. Step 4: Simplify right side
    42,214.05x = 1,469,521,880.42
  5. Step 5: Solve for x
    x = 1,469,521,880.42/42,214.05
  6. Step 6: Final answer
    x = 34,811.20

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Half scale
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Double scale
Find fourth proportional to 42,215.05, 58,256.44 and 25,226.65
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.