Home / 45,048.71-62,168.97-29,915.28

Finding the Fourth Proportional to 45,048.71, 62,168.97 and 29,915.28

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Solution

The fourth proportional to 45,048.71, 62,168.97 and 29,915.28 is: 41,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,048.71 : 62,168.97 = 29,915.28 : x
  2. Step 2: Convert to fraction form
    45,048.71/62,168.97 = 29,915.28/x
  3. Step 3: Cross multiply
    45,048.71x = 62,168.97 × 29,915.28
  4. Step 4: Simplify right side
    45,048.71x = 1,859,802,144.86
  5. Step 5: Solve for x
    x = 1,859,802,144.86/45,048.71
  6. Step 6: Final answer
    x = 41,284.25

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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.