Home / 56,007.70-84,011.55-40,261.30

Finding the Fourth Proportional to 56,007.70, 84,011.55 and 40,261.30

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Solution

The fourth proportional to 56,007.70, 84,011.55 and 40,261.30 is: 60,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,007.70 : 84,011.55 = 40,261.30 : x
  2. Step 2: Convert to fraction form
    56,007.70/84,011.55 = 40,261.30/x
  3. Step 3: Cross multiply
    56,007.70x = 84,011.55 × 40,261.30
  4. Step 4: Simplify right side
    56,007.70x = 3,382,414,218.02
  5. Step 5: Solve for x
    x = 3,382,414,218.02/56,007.70
  6. Step 6: Final answer
    x = 60,391.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.