Home / 55,614.55-76,686.58-35,439.48

Finding the Fourth Proportional to 55,614.55, 76,686.58 and 35,439.48

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Solution

The fourth proportional to 55,614.55, 76,686.58 and 35,439.48 is: 48,867.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,614.55 : 76,686.58 = 35,439.48 : x
  2. Step 2: Convert to fraction form
    55,614.55/76,686.58 = 35,439.48/x
  3. Step 3: Cross multiply
    55,614.55x = 76,686.58 × 35,439.48
  4. Step 4: Simplify right side
    55,614.55x = 2,717,732,134.75
  5. Step 5: Solve for x
    x = 2,717,732,134.75/55,614.55
  6. Step 6: Final answer
    x = 48,867.29

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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.