Home / 21,411.14-32,116.95-9,565.52

Finding the Fourth Proportional to 21,411.14, 32,116.95 and 9,565.52

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Solution

The fourth proportional to 21,411.14, 32,116.95 and 9,565.52 is: 14,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411.14 : 32,116.95 = 9,565.52 : x
  2. Step 2: Convert to fraction form
    21,411.14/32,116.95 = 9,565.52/x
  3. Step 3: Cross multiply
    21,411.14x = 32,116.95 × 9,565.52
  4. Step 4: Simplify right side
    21,411.14x = 307,215,327.56
  5. Step 5: Solve for x
    x = 307,215,327.56/21,411.14
  6. Step 6: Final answer
    x = 14,348.39

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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.