Home / 55,273.40-82,901.30-18,337.40

Finding the Fourth Proportional to 55,273.40, 82,901.30 and 18,337.40

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Solution

The fourth proportional to 55,273.40, 82,901.30 and 18,337.40 is: 27,503.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.40 : 82,901.30 = 18,337.40 : x
  2. Step 2: Convert to fraction form
    55,273.40/82,901.30 = 18,337.40/x
  3. Step 3: Cross multiply
    55,273.40x = 82,901.30 × 18,337.40
  4. Step 4: Simplify right side
    55,273.40x = 1,520,194,298.62
  5. Step 5: Solve for x
    x = 1,520,194,298.62/55,273.40
  6. Step 6: Final answer
    x = 27,503.18

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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.