Home / 26,301.70-39,417.99-12,454.66

Finding the Fourth Proportional to 26,301.70, 39,417.99 and 12,454.66

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Solution

The fourth proportional to 26,301.70, 39,417.99 and 12,454.66 is: 18,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,301.70 : 39,417.99 = 12,454.66 : x
  2. Step 2: Convert to fraction form
    26,301.70/39,417.99 = 12,454.66/x
  3. Step 3: Cross multiply
    26,301.70x = 39,417.99 × 12,454.66
  4. Step 4: Simplify right side
    26,301.70x = 490,937,663.33
  5. Step 5: Solve for x
    x = 490,937,663.33/26,301.70
  6. Step 6: Final answer
    x = 18,665.62

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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.