Home / 55,227.61-82,868.55-21,946.74

Finding the Fourth Proportional to 55,227.61, 82,868.55 and 21,946.74

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Solution

The fourth proportional to 55,227.61, 82,868.55 and 21,946.74 is: 32,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,227.61 : 82,868.55 = 21,946.74 : x
  2. Step 2: Convert to fraction form
    55,227.61/82,868.55 = 21,946.74/x
  3. Step 3: Cross multiply
    55,227.61x = 82,868.55 × 21,946.74
  4. Step 4: Simplify right side
    55,227.61x = 1,818,694,521.03
  5. Step 5: Solve for x
    x = 1,818,694,521.03/55,227.61
  6. Step 6: Final answer
    x = 32,930.89

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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.