Home / 18,839.04-28,273.92-9,607.68

Finding the Fourth Proportional to 18,839.04, 28,273.92 and 9,607.68

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Solution

The fourth proportional to 18,839.04, 28,273.92 and 9,607.68 is: 14,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,839.04 : 28,273.92 = 9,607.68 : x
  2. Step 2: Convert to fraction form
    18,839.04/28,273.92 = 9,607.68/x
  3. Step 3: Cross multiply
    18,839.04x = 28,273.92 × 9,607.68
  4. Step 4: Simplify right side
    18,839.04x = 271,646,775.71
  5. Step 5: Solve for x
    x = 271,646,775.71/18,839.04
  6. Step 6: Final answer
    x = 14,419.35

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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.