Home / 19,517.90-26,934.68-10,565.47

Finding the Fourth Proportional to 19,517.90, 26,934.68 and 10,565.47

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Solution

The fourth proportional to 19,517.90, 26,934.68 and 10,565.47 is: 14,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.90 : 26,934.68 = 10,565.47 : x
  2. Step 2: Convert to fraction form
    19,517.90/26,934.68 = 10,565.47/x
  3. Step 3: Cross multiply
    19,517.90x = 26,934.68 × 10,565.47
  4. Step 4: Simplify right side
    19,517.90x = 284,577,512.58
  5. Step 5: Solve for x
    x = 284,577,512.58/19,517.90
  6. Step 6: Final answer
    x = 14,580.34

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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.