Home / 15,169.87-22,754.92-4,640.08

Finding the Fourth Proportional to 15,169.87, 22,754.92 and 4,640.08

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Solution

The fourth proportional to 15,169.87, 22,754.92 and 4,640.08 is: 6,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.87 : 22,754.92 = 4,640.08 : x
  2. Step 2: Convert to fraction form
    15,169.87/22,754.92 = 4,640.08/x
  3. Step 3: Cross multiply
    15,169.87x = 22,754.92 × 4,640.08
  4. Step 4: Simplify right side
    15,169.87x = 105,584,612.81
  5. Step 5: Solve for x
    x = 105,584,612.81/15,169.87
  6. Step 6: Final answer
    x = 6,960.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.