Home / 14,624.40-20,172.38-9,588.95

Finding the Fourth Proportional to 14,624.40, 20,172.38 and 9,588.95

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Solution

The fourth proportional to 14,624.40, 20,172.38 and 9,588.95 is: 13,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.40 : 20,172.38 = 9,588.95 : x
  2. Step 2: Convert to fraction form
    14,624.40/20,172.38 = 9,588.95/x
  3. Step 3: Cross multiply
    14,624.40x = 20,172.38 × 9,588.95
  4. Step 4: Simplify right side
    14,624.40x = 193,431,943.20
  5. Step 5: Solve for x
    x = 193,431,943.20/14,624.40
  6. Step 6: Final answer
    x = 13,226.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.