Home / 41,732.42-57,559.32-28,985.63

Finding the Fourth Proportional to 41,732.42, 57,559.32 and 28,985.63

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Solution

The fourth proportional to 41,732.42, 57,559.32 and 28,985.63 is: 39,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,732.42 : 57,559.32 = 28,985.63 : x
  2. Step 2: Convert to fraction form
    41,732.42/57,559.32 = 28,985.63/x
  3. Step 3: Cross multiply
    41,732.42x = 57,559.32 × 28,985.63
  4. Step 4: Simplify right side
    41,732.42x = 1,668,392,864.78
  5. Step 5: Solve for x
    x = 1,668,392,864.78/41,732.42
  6. Step 6: Final answer
    x = 39,978.34

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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.