Home / 55,432.40-76,514.76-41,331.92

Finding the Fourth Proportional to 55,432.40, 76,514.76 and 41,331.92

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Solution

The fourth proportional to 55,432.40, 76,514.76 and 41,331.92 is: 57,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,432.40 : 76,514.76 = 41,331.92 : x
  2. Step 2: Convert to fraction form
    55,432.40/76,514.76 = 41,331.92/x
  3. Step 3: Cross multiply
    55,432.40x = 76,514.76 × 41,331.92
  4. Step 4: Simplify right side
    55,432.40x = 3,162,501,939.14
  5. Step 5: Solve for x
    x = 3,162,501,939.14/55,432.40
  6. Step 6: Final answer
    x = 57,051.51

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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.