Home / 30,672.35-42,332.33-17,244.71

Finding the Fourth Proportional to 30,672.35, 42,332.33 and 17,244.71

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Solution

The fourth proportional to 30,672.35, 42,332.33 and 17,244.71 is: 23,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672.35 : 42,332.33 = 17,244.71 : x
  2. Step 2: Convert to fraction form
    30,672.35/42,332.33 = 17,244.71/x
  3. Step 3: Cross multiply
    30,672.35x = 42,332.33 × 17,244.71
  4. Step 4: Simplify right side
    30,672.35x = 730,008,754.47
  5. Step 5: Solve for x
    x = 730,008,754.47/30,672.35
  6. Step 6: Final answer
    x = 23,800.22

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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.