Home / 18,452.81-27,697.67-9,706.18

Finding the Fourth Proportional to 18,452.81, 27,697.67 and 9,706.18

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Solution

The fourth proportional to 18,452.81, 27,697.67 and 9,706.18 is: 14,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452.81 : 27,697.67 = 9,706.18 : x
  2. Step 2: Convert to fraction form
    18,452.81/27,697.67 = 9,706.18/x
  3. Step 3: Cross multiply
    18,452.81x = 27,697.67 × 9,706.18
  4. Step 4: Simplify right side
    18,452.81x = 268,838,568.46
  5. Step 5: Solve for x
    x = 268,838,568.46/18,452.81
  6. Step 6: Final answer
    x = 14,568.98

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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.