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Finding the Fourth Proportional to 32,000.80, 44,184.72 and 19,442.40

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Solution

The fourth proportional to 32,000.80, 44,184.72 and 19,442.40 is: 26,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,000.80 : 44,184.72 = 19,442.40 : x
  2. Step 2: Convert to fraction form
    32,000.80/44,184.72 = 19,442.40/x
  3. Step 3: Cross multiply
    32,000.80x = 44,184.72 × 19,442.40
  4. Step 4: Simplify right side
    32,000.80x = 859,057,000.13
  5. Step 5: Solve for x
    x = 859,057,000.13/32,000.80
  6. Step 6: Final answer
    x = 26,844.86

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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.