Home / 22,682.53-31,293.60-13,726.76

Finding the Fourth Proportional to 22,682.53, 31,293.60 and 13,726.76

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Solution

The fourth proportional to 22,682.53, 31,293.60 and 13,726.76 is: 18,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.53 : 31,293.60 = 13,726.76 : x
  2. Step 2: Convert to fraction form
    22,682.53/31,293.60 = 13,726.76/x
  3. Step 3: Cross multiply
    22,682.53x = 31,293.60 × 13,726.76
  4. Step 4: Simplify right side
    22,682.53x = 429,559,763.49
  5. Step 5: Solve for x
    x = 429,559,763.49/22,682.53
  6. Step 6: Final answer
    x = 18,937.91

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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.