Home / 26,557.01-36,624.96-18,885.20

Finding the Fourth Proportional to 26,557.01, 36,624.96 and 18,885.20

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Solution

The fourth proportional to 26,557.01, 36,624.96 and 18,885.20 is: 26,044.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,557.01 : 36,624.96 = 18,885.20 : x
  2. Step 2: Convert to fraction form
    26,557.01/36,624.96 = 18,885.20/x
  3. Step 3: Cross multiply
    26,557.01x = 36,624.96 × 18,885.20
  4. Step 4: Simplify right side
    26,557.01x = 691,669,717.48
  5. Step 5: Solve for x
    x = 691,669,717.48/26,557.01
  6. Step 6: Final answer
    x = 26,044.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.