Home / 27,586.38-38,069.37-15,011.22

Finding the Fourth Proportional to 27,586.38, 38,069.37 and 15,011.22

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Solution

The fourth proportional to 27,586.38, 38,069.37 and 15,011.22 is: 20,715.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.38 : 38,069.37 = 15,011.22 : x
  2. Step 2: Convert to fraction form
    27,586.38/38,069.37 = 15,011.22/x
  3. Step 3: Cross multiply
    27,586.38x = 38,069.37 × 15,011.22
  4. Step 4: Simplify right side
    27,586.38x = 571,467,688.33
  5. Step 5: Solve for x
    x = 571,467,688.33/27,586.38
  6. Step 6: Final answer
    x = 20,715.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.