Home / 27,586.62-38,069.74-15,011.46

Finding the Fourth Proportional to 27,586.62, 38,069.74 and 15,011.46

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Solution

The fourth proportional to 27,586.62, 38,069.74 and 15,011.46 is: 20,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.62 : 38,069.74 = 15,011.46 : x
  2. Step 2: Convert to fraction form
    27,586.62/38,069.74 = 15,011.46/x
  3. Step 3: Cross multiply
    27,586.62x = 38,069.74 × 15,011.46
  4. Step 4: Simplify right side
    27,586.62x = 571,482,379.22
  5. Step 5: Solve for x
    x = 571,482,379.22/27,586.62
  6. Step 6: Final answer
    x = 20,715.93

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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.