Home / 22,639.03-31,240.38-12,566.98

Finding the Fourth Proportional to 22,639.03, 31,240.38 and 12,566.98

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Solution

The fourth proportional to 22,639.03, 31,240.38 and 12,566.98 is: 17,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,639.03 : 31,240.38 = 12,566.98 : x
  2. Step 2: Convert to fraction form
    22,639.03/31,240.38 = 12,566.98/x
  3. Step 3: Cross multiply
    22,639.03x = 31,240.38 × 12,566.98
  4. Step 4: Simplify right side
    22,639.03x = 392,597,230.65
  5. Step 5: Solve for x
    x = 392,597,230.65/22,639.03
  6. Step 6: Final answer
    x = 17,341.61

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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.