Home / 55,512.95-76,632.89-35,396.87

Finding the Fourth Proportional to 55,512.95, 76,632.89 and 35,396.87

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Solution

The fourth proportional to 55,512.95, 76,632.89 and 35,396.87 is: 48,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.95 : 76,632.89 = 35,396.87 : x
  2. Step 2: Convert to fraction form
    55,512.95/76,632.89 = 35,396.87/x
  3. Step 3: Cross multiply
    55,512.95x = 76,632.89 × 35,396.87
  4. Step 4: Simplify right side
    55,512.95x = 2,712,563,884.91
  5. Step 5: Solve for x
    x = 2,712,563,884.91/55,512.95
  6. Step 6: Final answer
    x = 48,863.63

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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.