Home / 31,725.73-47,588.65-13,002.28

Finding the Fourth Proportional to 31,725.73, 47,588.65 and 13,002.28

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Solution

The fourth proportional to 31,725.73, 47,588.65 and 13,002.28 is: 19,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725.73 : 47,588.65 = 13,002.28 : x
  2. Step 2: Convert to fraction form
    31,725.73/47,588.65 = 13,002.28/x
  3. Step 3: Cross multiply
    31,725.73x = 47,588.65 × 13,002.28
  4. Step 4: Simplify right side
    31,725.73x = 618,760,952.12
  5. Step 5: Solve for x
    x = 618,760,952.12/31,725.73
  6. Step 6: Final answer
    x = 19,503.44

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1.5x scale

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.