Home / 42,328.44-58,423.68-25,115.40

Finding the Fourth Proportional to 42,328.44, 58,423.68 and 25,115.40

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Solution

The fourth proportional to 42,328.44, 58,423.68 and 25,115.40 is: 34,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,328.44 : 58,423.68 = 25,115.40 : x
  2. Step 2: Convert to fraction form
    42,328.44/58,423.68 = 25,115.40/x
  3. Step 3: Cross multiply
    42,328.44x = 58,423.68 × 25,115.40
  4. Step 4: Simplify right side
    42,328.44x = 1,467,334,092.67
  5. Step 5: Solve for x
    x = 1,467,334,092.67/42,328.44
  6. Step 6: Final answer
    x = 34,665.44

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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.