Home / 21,654.28-32,482.38-6,071.56

Finding the Fourth Proportional to 21,654.28, 32,482.38 and 6,071.56

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Solution

The fourth proportional to 21,654.28, 32,482.38 and 6,071.56 is: 9,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654.28 : 32,482.38 = 6,071.56 : x
  2. Step 2: Convert to fraction form
    21,654.28/32,482.38 = 6,071.56/x
  3. Step 3: Cross multiply
    21,654.28x = 32,482.38 × 6,071.56
  4. Step 4: Simplify right side
    21,654.28x = 197,218,719.11
  5. Step 5: Solve for x
    x = 197,218,719.11/21,654.28
  6. Step 6: Final answer
    x = 9,107.61

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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.