Home / 56,304.28-84,422.30-28,191.64

Finding the Fourth Proportional to 56,304.28, 84,422.30 and 28,191.64

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Solution

The fourth proportional to 56,304.28, 84,422.30 and 28,191.64 is: 42,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,304.28 : 84,422.30 = 28,191.64 : x
  2. Step 2: Convert to fraction form
    56,304.28/84,422.30 = 28,191.64/x
  3. Step 3: Cross multiply
    56,304.28x = 84,422.30 × 28,191.64
  4. Step 4: Simplify right side
    56,304.28x = 2,380,003,089.57
  5. Step 5: Solve for x
    x = 2,380,003,089.57/56,304.28
  6. Step 6: Final answer
    x = 42,270.38

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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.