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Finding the Fourth Proportional to 32,488.57, 44,834.22 and 18,342.33

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Solution

The fourth proportional to 32,488.57, 44,834.22 and 18,342.33 is: 25,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,488.57 : 44,834.22 = 18,342.33 : x
  2. Step 2: Convert to fraction form
    32,488.57/44,834.22 = 18,342.33/x
  3. Step 3: Cross multiply
    32,488.57x = 44,834.22 × 18,342.33
  4. Step 4: Simplify right side
    32,488.57x = 822,364,058.53
  5. Step 5: Solve for x
    x = 822,364,058.53/32,488.57
  6. Step 6: Final answer
    x = 25,312.41

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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.