Home / 21,508.61-32,282.35-9,037.85

Finding the Fourth Proportional to 21,508.61, 32,282.35 and 9,037.85

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Solution

The fourth proportional to 21,508.61, 32,282.35 and 9,037.85 is: 13,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508.61 : 32,282.35 = 9,037.85 : x
  2. Step 2: Convert to fraction form
    21,508.61/32,282.35 = 9,037.85/x
  3. Step 3: Cross multiply
    21,508.61x = 32,282.35 × 9,037.85
  4. Step 4: Simplify right side
    21,508.61x = 291,762,852.94
  5. Step 5: Solve for x
    x = 291,762,852.94/21,508.61
  6. Step 6: Final answer
    x = 13,564.94

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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.