Home / 63,414.64-87,470.06-40,782.24

Finding the Fourth Proportional to 63,414.64, 87,470.06 and 40,782.24

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Solution

The fourth proportional to 63,414.64, 87,470.06 and 40,782.24 is: 56,252.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,414.64 : 87,470.06 = 40,782.24 : x
  2. Step 2: Convert to fraction form
    63,414.64/87,470.06 = 40,782.24/x
  3. Step 3: Cross multiply
    63,414.64x = 87,470.06 × 40,782.24
  4. Step 4: Simplify right side
    63,414.64x = 3,567,224,775.82
  5. Step 5: Solve for x
    x = 3,567,224,775.82/63,414.64
  6. Step 6: Final answer
    x = 56,252.38

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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.