Home / 15,768.68-23,626.25-9,515.55

Finding the Fourth Proportional to 15,768.68, 23,626.25 and 9,515.55

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Solution

The fourth proportional to 15,768.68, 23,626.25 and 9,515.55 is: 14,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.68 : 23,626.25 = 9,515.55 : x
  2. Step 2: Convert to fraction form
    15,768.68/23,626.25 = 9,515.55/x
  3. Step 3: Cross multiply
    15,768.68x = 23,626.25 × 9,515.55
  4. Step 4: Simplify right side
    15,768.68x = 224,816,715.61
  5. Step 5: Solve for x
    x = 224,816,715.61/15,768.68
  6. Step 6: Final answer
    x = 14,257.17

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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.