Home / 36,502.30-54,749.40-10,209.70

Finding the Fourth Proportional to 36,502.30, 54,749.40 and 10,209.70

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Solution

The fourth proportional to 36,502.30, 54,749.40 and 10,209.70 is: 15,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.30 : 54,749.40 = 10,209.70 : x
  2. Step 2: Convert to fraction form
    36,502.30/54,749.40 = 10,209.70/x
  3. Step 3: Cross multiply
    36,502.30x = 54,749.40 × 10,209.70
  4. Step 4: Simplify right side
    36,502.30x = 558,974,949.18
  5. Step 5: Solve for x
    x = 558,974,949.18/36,502.30
  6. Step 6: Final answer
    x = 15,313.42

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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.