Home / 55,881.32-83,822.70-16,439.28

Finding the Fourth Proportional to 55,881.32, 83,822.70 and 16,439.28

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Solution

The fourth proportional to 55,881.32, 83,822.70 and 16,439.28 is: 24,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881.32 : 83,822.70 = 16,439.28 : x
  2. Step 2: Convert to fraction form
    55,881.32/83,822.70 = 16,439.28/x
  3. Step 3: Cross multiply
    55,881.32x = 83,822.70 × 16,439.28
  4. Step 4: Simplify right side
    55,881.32x = 1,377,984,835.66
  5. Step 5: Solve for x
    x = 1,377,984,835.66/55,881.32
  6. Step 6: Final answer
    x = 24,659.13

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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.