Home / 15,584.67-21,516.03-10,549.71

Finding the Fourth Proportional to 15,584.67, 21,516.03 and 10,549.71

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Solution

The fourth proportional to 15,584.67, 21,516.03 and 10,549.71 is: 14,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.67 : 21,516.03 = 10,549.71 : x
  2. Step 2: Convert to fraction form
    15,584.67/21,516.03 = 10,549.71/x
  3. Step 3: Cross multiply
    15,584.67x = 21,516.03 × 10,549.71
  4. Step 4: Simplify right side
    15,584.67x = 226,987,876.85
  5. Step 5: Solve for x
    x = 226,987,876.85/15,584.67
  6. Step 6: Final answer
    x = 14,564.82

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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.