Home / 15,584.24-21,506.14-8,510.66

Finding the Fourth Proportional to 15,584.24, 21,506.14 and 8,510.66

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Solution

The fourth proportional to 15,584.24, 21,506.14 and 8,510.66 is: 11,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.24 : 21,506.14 = 8,510.66 : x
  2. Step 2: Convert to fraction form
    15,584.24/21,506.14 = 8,510.66/x
  3. Step 3: Cross multiply
    15,584.24x = 21,506.14 × 8,510.66
  4. Step 4: Simplify right side
    15,584.24x = 183,031,402.90
  5. Step 5: Solve for x
    x = 183,031,402.90/15,584.24
  6. Step 6: Final answer
    x = 11,744.65

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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.