Home / 32,165.12-44,373.02-20,838.42

Finding the Fourth Proportional to 32,165.12, 44,373.02 and 20,838.42

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Solution

The fourth proportional to 32,165.12, 44,373.02 and 20,838.42 is: 28,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,165.12 : 44,373.02 = 20,838.42 : x
  2. Step 2: Convert to fraction form
    32,165.12/44,373.02 = 20,838.42/x
  3. Step 3: Cross multiply
    32,165.12x = 44,373.02 × 20,838.42
  4. Step 4: Simplify right side
    32,165.12x = 924,663,627.43
  5. Step 5: Solve for x
    x = 924,663,627.43/32,165.12
  6. Step 6: Final answer
    x = 28,747.40

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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.