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Finding the Fourth Proportional to 32,359.78, 44,655.50 and 18,019.64

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Solution

The fourth proportional to 32,359.78, 44,655.50 and 18,019.64 is: 24,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,359.78 : 44,655.50 = 18,019.64 : x
  2. Step 2: Convert to fraction form
    32,359.78/44,655.50 = 18,019.64/x
  3. Step 3: Cross multiply
    32,359.78x = 44,655.50 × 18,019.64
  4. Step 4: Simplify right side
    32,359.78x = 804,676,034.02
  5. Step 5: Solve for x
    x = 804,676,034.02/32,359.78
  6. Step 6: Final answer
    x = 24,866.55

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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.