Home / 21,761.04-32,588.12-10,631.85

Finding the Fourth Proportional to 21,761.04, 32,588.12 and 10,631.85

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Solution

The fourth proportional to 21,761.04, 32,588.12 and 10,631.85 is: 15,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761.04 : 32,588.12 = 10,631.85 : x
  2. Step 2: Convert to fraction form
    21,761.04/32,588.12 = 10,631.85/x
  3. Step 3: Cross multiply
    21,761.04x = 32,588.12 × 10,631.85
  4. Step 4: Simplify right side
    21,761.04x = 346,472,003.62
  5. Step 5: Solve for x
    x = 346,472,003.62/21,761.04
  6. Step 6: Final answer
    x = 15,921.67

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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.