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Finding the Fourth Proportional to 58,391.46, 80,563.56 and 32,888.93

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Solution

The fourth proportional to 58,391.46, 80,563.56 and 32,888.93 is: 45,377.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,391.46 : 80,563.56 = 32,888.93 : x
  2. Step 2: Convert to fraction form
    58,391.46/80,563.56 = 32,888.93/x
  3. Step 3: Cross multiply
    58,391.46x = 80,563.56 × 32,888.93
  4. Step 4: Simplify right side
    58,391.46x = 2,649,648,882.57
  5. Step 5: Solve for x
    x = 2,649,648,882.57/58,391.46
  6. Step 6: Final answer
    x = 45,377.34

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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.