Home / 47,427.30-65,443.68-26,206.65

Finding the Fourth Proportional to 47,427.30, 65,443.68 and 26,206.65

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Solution

The fourth proportional to 47,427.30, 65,443.68 and 26,206.65 is: 36,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,427.30 : 65,443.68 = 26,206.65 : x
  2. Step 2: Convert to fraction form
    47,427.30/65,443.68 = 26,206.65/x
  3. Step 3: Cross multiply
    47,427.30x = 65,443.68 × 26,206.65
  4. Step 4: Simplify right side
    47,427.30x = 1,715,059,616.47
  5. Step 5: Solve for x
    x = 1,715,059,616.47/47,427.30
  6. Step 6: Final answer
    x = 36,161.86

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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.