Home / 56,921.34-85,380.27-14,800.49

Finding the Fourth Proportional to 56,921.34, 85,380.27 and 14,800.49

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Solution

The fourth proportional to 56,921.34, 85,380.27 and 14,800.49 is: 22,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,921.34 : 85,380.27 = 14,800.49 : x
  2. Step 2: Convert to fraction form
    56,921.34/85,380.27 = 14,800.49/x
  3. Step 3: Cross multiply
    56,921.34x = 85,380.27 × 14,800.49
  4. Step 4: Simplify right side
    56,921.34x = 1,263,669,725.61
  5. Step 5: Solve for x
    x = 1,263,669,725.61/56,921.34
  6. Step 6: Final answer
    x = 22,200.28

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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.