Home / 31,528.36-47,292.54-10,752.04

Finding the Fourth Proportional to 31,528.36, 47,292.54 and 10,752.04

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Solution

The fourth proportional to 31,528.36, 47,292.54 and 10,752.04 is: 16,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528.36 : 47,292.54 = 10,752.04 : x
  2. Step 2: Convert to fraction form
    31,528.36/47,292.54 = 10,752.04/x
  3. Step 3: Cross multiply
    31,528.36x = 47,292.54 × 10,752.04
  4. Step 4: Simplify right side
    31,528.36x = 508,491,281.78
  5. Step 5: Solve for x
    x = 508,491,281.78/31,528.36
  6. Step 6: Final answer
    x = 16,128.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.