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Finding the Fourth Proportional to 14,988.22, 22,485.22 and 5,753.50

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Solution

The fourth proportional to 14,988.22, 22,485.22 and 5,753.50 is: 8,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.22 : 22,485.22 = 5,753.50 : x
  2. Step 2: Convert to fraction form
    14,988.22/22,485.22 = 5,753.50/x
  3. Step 3: Cross multiply
    14,988.22x = 22,485.22 × 5,753.50
  4. Step 4: Simplify right side
    14,988.22x = 129,368,713.27
  5. Step 5: Solve for x
    x = 129,368,713.27/14,988.22
  6. Step 6: Final answer
    x = 8,631.36

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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.