Home / 26,010.24-38,966.40-12,847.20

Finding the Fourth Proportional to 26,010.24, 38,966.40 and 12,847.20

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Solution

The fourth proportional to 26,010.24, 38,966.40 and 12,847.20 is: 19,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010.24 : 38,966.40 = 12,847.20 : x
  2. Step 2: Convert to fraction form
    26,010.24/38,966.40 = 12,847.20/x
  3. Step 3: Cross multiply
    26,010.24x = 38,966.40 × 12,847.20
  4. Step 4: Simplify right side
    26,010.24x = 500,609,134.08
  5. Step 5: Solve for x
    x = 500,609,134.08/26,010.24
  6. Step 6: Final answer
    x = 19,246.62

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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.