Home / 21,592.64-32,374.40-9,899.52

Finding the Fourth Proportional to 21,592.64, 32,374.40 and 9,899.52

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Solution

The fourth proportional to 21,592.64, 32,374.40 and 9,899.52 is: 14,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592.64 : 32,374.40 = 9,899.52 : x
  2. Step 2: Convert to fraction form
    21,592.64/32,374.40 = 9,899.52/x
  3. Step 3: Cross multiply
    21,592.64x = 32,374.40 × 9,899.52
  4. Step 4: Simplify right side
    21,592.64x = 320,491,020.29
  5. Step 5: Solve for x
    x = 320,491,020.29/21,592.64
  6. Step 6: Final answer
    x = 14,842.60

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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.