Home / 26,909.29-40,308.33-15,782.47

Finding the Fourth Proportional to 26,909.29, 40,308.33 and 15,782.47

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Solution

The fourth proportional to 26,909.29, 40,308.33 and 15,782.47 is: 23,641.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.29 : 40,308.33 = 15,782.47 : x
  2. Step 2: Convert to fraction form
    26,909.29/40,308.33 = 15,782.47/x
  3. Step 3: Cross multiply
    26,909.29x = 40,308.33 × 15,782.47
  4. Step 4: Simplify right side
    26,909.29x = 636,165,008.98
  5. Step 5: Solve for x
    x = 636,165,008.98/26,909.29
  6. Step 6: Final answer
    x = 23,641.09

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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.