Home / 28,596.46-39,462.06-15,850.18

Finding the Fourth Proportional to 28,596.46, 39,462.06 and 15,850.18

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Solution

The fourth proportional to 28,596.46, 39,462.06 and 15,850.18 is: 21,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596.46 : 39,462.06 = 15,850.18 : x
  2. Step 2: Convert to fraction form
    28,596.46/39,462.06 = 15,850.18/x
  3. Step 3: Cross multiply
    28,596.46x = 39,462.06 × 15,850.18
  4. Step 4: Simplify right side
    28,596.46x = 625,480,754.17
  5. Step 5: Solve for x
    x = 625,480,754.17/28,596.46
  6. Step 6: Final answer
    x = 21,872.66

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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.