Home / 42,191.76-58,223.88-23,330.64

Finding the Fourth Proportional to 42,191.76, 58,223.88 and 23,330.64

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Solution

The fourth proportional to 42,191.76, 58,223.88 and 23,330.64 is: 32,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,191.76 : 58,223.88 = 23,330.64 : x
  2. Step 2: Convert to fraction form
    42,191.76/58,223.88 = 23,330.64/x
  3. Step 3: Cross multiply
    42,191.76x = 58,223.88 × 23,330.64
  4. Step 4: Simplify right side
    42,191.76x = 1,358,400,383.68
  5. Step 5: Solve for x
    x = 1,358,400,383.68/42,191.76
  6. Step 6: Final answer
    x = 32,195.87

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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.