Home / 56,069.28-83,983.32-26,442.72

Finding the Fourth Proportional to 56,069.28, 83,983.32 and 26,442.72

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Solution

The fourth proportional to 56,069.28, 83,983.32 and 26,442.72 is: 39,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,069.28 : 83,983.32 = 26,442.72 : x
  2. Step 2: Convert to fraction form
    56,069.28/83,983.32 = 26,442.72/x
  3. Step 3: Cross multiply
    56,069.28x = 83,983.32 × 26,442.72
  4. Step 4: Simplify right side
    56,069.28x = 2,220,747,415.43
  5. Step 5: Solve for x
    x = 2,220,747,415.43/56,069.28
  6. Step 6: Final answer
    x = 39,607.20

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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.