Home / 32,929.67-45,431.69-18,587.71

Finding the Fourth Proportional to 32,929.67, 45,431.69 and 18,587.71

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Solution

The fourth proportional to 32,929.67, 45,431.69 and 18,587.71 is: 25,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,929.67 : 45,431.69 = 18,587.71 : x
  2. Step 2: Convert to fraction form
    32,929.67/45,431.69 = 18,587.71/x
  3. Step 3: Cross multiply
    32,929.67x = 45,431.69 × 18,587.71
  4. Step 4: Simplify right side
    32,929.67x = 844,471,042.38
  5. Step 5: Solve for x
    x = 844,471,042.38/32,929.67
  6. Step 6: Final answer
    x = 25,644.68

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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.