Home / 56,342.14-84,390.39-28,213.13

Finding the Fourth Proportional to 56,342.14, 84,390.39 and 28,213.13

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Solution

The fourth proportional to 56,342.14, 84,390.39 and 28,213.13 is: 42,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,342.14 : 84,390.39 = 28,213.13 : x
  2. Step 2: Convert to fraction form
    56,342.14/84,390.39 = 28,213.13/x
  3. Step 3: Cross multiply
    56,342.14x = 84,390.39 × 28,213.13
  4. Step 4: Simplify right side
    56,342.14x = 2,380,917,254.80
  5. Step 5: Solve for x
    x = 2,380,917,254.80/56,342.14
  6. Step 6: Final answer
    x = 42,258.20

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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.