Home / 32,281.08-44,563.05-21,543.90

Finding the Fourth Proportional to 32,281.08, 44,563.05 and 21,543.90

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Solution

The fourth proportional to 32,281.08, 44,563.05 and 21,543.90 is: 29,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,281.08 : 44,563.05 = 21,543.90 : x
  2. Step 2: Convert to fraction form
    32,281.08/44,563.05 = 21,543.90/x
  3. Step 3: Cross multiply
    32,281.08x = 44,563.05 × 21,543.90
  4. Step 4: Simplify right side
    32,281.08x = 960,061,892.90
  5. Step 5: Solve for x
    x = 960,061,892.90/32,281.08
  6. Step 6: Final answer
    x = 29,740.70

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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.