Home / 21,565.32-32,337.04-9,868.52

Finding the Fourth Proportional to 21,565.32, 32,337.04 and 9,868.52

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Solution

The fourth proportional to 21,565.32, 32,337.04 and 9,868.52 is: 14,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565.32 : 32,337.04 = 9,868.52 : x
  2. Step 2: Convert to fraction form
    21,565.32/32,337.04 = 9,868.52/x
  3. Step 3: Cross multiply
    21,565.32x = 32,337.04 × 9,868.52
  4. Step 4: Simplify right side
    21,565.32x = 319,118,725.98
  5. Step 5: Solve for x
    x = 319,118,725.98/21,565.32
  6. Step 6: Final answer
    x = 14,797.77

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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.