Home / 31,726.60-47,588.66-13,002.14

Finding the Fourth Proportional to 31,726.60, 47,588.66 and 13,002.14

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Solution

The fourth proportional to 31,726.60, 47,588.66 and 13,002.14 is: 19,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.60 : 47,588.66 = 13,002.14 : x
  2. Step 2: Convert to fraction form
    31,726.60/47,588.66 = 13,002.14/x
  3. Step 3: Cross multiply
    31,726.60x = 47,588.66 × 13,002.14
  4. Step 4: Simplify right side
    31,726.60x = 618,754,327.90
  5. Step 5: Solve for x
    x = 618,754,327.90/31,726.60
  6. Step 6: Final answer
    x = 19,502.70

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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.