Home / 26,715.49-40,045.89-13,560.68

Finding the Fourth Proportional to 26,715.49, 40,045.89 and 13,560.68

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Solution

The fourth proportional to 26,715.49, 40,045.89 and 13,560.68 is: 20,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.49 : 40,045.89 = 13,560.68 : x
  2. Step 2: Convert to fraction form
    26,715.49/40,045.89 = 13,560.68/x
  3. Step 3: Cross multiply
    26,715.49x = 40,045.89 × 13,560.68
  4. Step 4: Simplify right side
    26,715.49x = 543,049,499.61
  5. Step 5: Solve for x
    x = 543,049,499.61/26,715.49
  6. Step 6: Final answer
    x = 20,327.14

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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.