Home / 27,715.55-41,572.05-10,184.09

Finding the Fourth Proportional to 27,715.55, 41,572.05 and 10,184.09

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Solution

The fourth proportional to 27,715.55, 41,572.05 and 10,184.09 is: 15,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,715.55 : 41,572.05 = 10,184.09 : x
  2. Step 2: Convert to fraction form
    27,715.55/41,572.05 = 10,184.09/x
  3. Step 3: Cross multiply
    27,715.55x = 41,572.05 × 10,184.09
  4. Step 4: Simplify right side
    27,715.55x = 423,373,290.82
  5. Step 5: Solve for x
    x = 423,373,290.82/27,715.55
  6. Step 6: Final answer
    x = 15,275.66

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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.