Home / 31,726.24-47,589.69-13,001.47

Finding the Fourth Proportional to 31,726.24, 47,589.69 and 13,001.47

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Solution

The fourth proportional to 31,726.24, 47,589.69 and 13,001.47 is: 19,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.24 : 47,589.69 = 13,001.47 : x
  2. Step 2: Convert to fraction form
    31,726.24/47,589.69 = 13,001.47/x
  3. Step 3: Cross multiply
    31,726.24x = 47,589.69 × 13,001.47
  4. Step 4: Simplify right side
    31,726.24x = 618,735,926.84
  5. Step 5: Solve for x
    x = 618,735,926.84/31,726.24
  6. Step 6: Final answer
    x = 19,502.34

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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.