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Finding the Fourth Proportional to 32,972.68, 45,502.14 and 18,068.68

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Solution

The fourth proportional to 32,972.68, 45,502.14 and 18,068.68 is: 24,934.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,972.68 : 45,502.14 = 18,068.68 : x
  2. Step 2: Convert to fraction form
    32,972.68/45,502.14 = 18,068.68/x
  3. Step 3: Cross multiply
    32,972.68x = 45,502.14 × 18,068.68
  4. Step 4: Simplify right side
    32,972.68x = 822,163,606.98
  5. Step 5: Solve for x
    x = 822,163,606.98/32,972.68
  6. Step 6: Final answer
    x = 24,934.69

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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.