Home / 26,971.88-40,457.82-9,437.61

Finding the Fourth Proportional to 26,971.88, 40,457.82 and 9,437.61

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Solution

The fourth proportional to 26,971.88, 40,457.82 and 9,437.61 is: 14,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.88 : 40,457.82 = 9,437.61 : x
  2. Step 2: Convert to fraction form
    26,971.88/40,457.82 = 9,437.61/x
  3. Step 3: Cross multiply
    26,971.88x = 40,457.82 × 9,437.61
  4. Step 4: Simplify right side
    26,971.88x = 381,825,126.61
  5. Step 5: Solve for x
    x = 381,825,126.61/26,971.88
  6. Step 6: Final answer
    x = 14,156.42

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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.