Home / 19,314.52-26,640.28-17,726.32

Finding the Fourth Proportional to 19,314.52, 26,640.28 and 17,726.32

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Solution

The fourth proportional to 19,314.52, 26,640.28 and 17,726.32 is: 24,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.52 : 26,640.28 = 17,726.32 : x
  2. Step 2: Convert to fraction form
    19,314.52/26,640.28 = 17,726.32/x
  3. Step 3: Cross multiply
    19,314.52x = 26,640.28 × 17,726.32
  4. Step 4: Simplify right side
    19,314.52x = 472,234,128.17
  5. Step 5: Solve for x
    x = 472,234,128.17/19,314.52
  6. Step 6: Final answer
    x = 24,449.70

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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.