Home / 15,947.94-22,005.57-8,874.18

Finding the Fourth Proportional to 15,947.94, 22,005.57 and 8,874.18

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Solution

The fourth proportional to 15,947.94, 22,005.57 and 8,874.18 is: 12,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.94 : 22,005.57 = 8,874.18 : x
  2. Step 2: Convert to fraction form
    15,947.94/22,005.57 = 8,874.18/x
  3. Step 3: Cross multiply
    15,947.94x = 22,005.57 × 8,874.18
  4. Step 4: Simplify right side
    15,947.94x = 195,281,389.18
  5. Step 5: Solve for x
    x = 195,281,389.18/15,947.94
  6. Step 6: Final answer
    x = 12,244.93

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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.