Home / 55,715.79-76,875.96-33,062.15

Finding the Fourth Proportional to 55,715.79, 76,875.96 and 33,062.15

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Solution

The fourth proportional to 55,715.79, 76,875.96 and 33,062.15 is: 45,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,715.79 : 76,875.96 = 33,062.15 : x
  2. Step 2: Convert to fraction form
    55,715.79/76,875.96 = 33,062.15/x
  3. Step 3: Cross multiply
    55,715.79x = 76,875.96 × 33,062.15
  4. Step 4: Simplify right side
    55,715.79x = 2,541,684,520.91
  5. Step 5: Solve for x
    x = 2,541,684,520.91/55,715.79
  6. Step 6: Final answer
    x = 45,618.75

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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.