Home / 55,711.17-83,529.30-21,946.32

Finding the Fourth Proportional to 55,711.17, 83,529.30 and 21,946.32

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Solution

The fourth proportional to 55,711.17, 83,529.30 and 21,946.32 is: 32,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,711.17 : 83,529.30 = 21,946.32 : x
  2. Step 2: Convert to fraction form
    55,711.17/83,529.30 = 21,946.32/x
  3. Step 3: Cross multiply
    55,711.17x = 83,529.30 × 21,946.32
  4. Step 4: Simplify right side
    55,711.17x = 1,833,160,747.18
  5. Step 5: Solve for x
    x = 1,833,160,747.18/55,711.17
  6. Step 6: Final answer
    x = 32,904.73

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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.