Home / 21,729.60-32,596.02-9,248.31

Finding the Fourth Proportional to 21,729.60, 32,596.02 and 9,248.31

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Solution

The fourth proportional to 21,729.60, 32,596.02 and 9,248.31 is: 13,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,729.60 : 32,596.02 = 9,248.31 : x
  2. Step 2: Convert to fraction form
    21,729.60/32,596.02 = 9,248.31/x
  3. Step 3: Cross multiply
    21,729.60x = 32,596.02 × 9,248.31
  4. Step 4: Simplify right side
    21,729.60x = 301,458,097.73
  5. Step 5: Solve for x
    x = 301,458,097.73/21,729.60
  6. Step 6: Final answer
    x = 13,873.15

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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.