Home / 15,522.16-23,283.28-5,661.42

Finding the Fourth Proportional to 15,522.16, 23,283.28 and 5,661.42

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Solution

The fourth proportional to 15,522.16, 23,283.28 and 5,661.42 is: 8,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522.16 : 23,283.28 = 5,661.42 : x
  2. Step 2: Convert to fraction form
    15,522.16/23,283.28 = 5,661.42/x
  3. Step 3: Cross multiply
    15,522.16x = 23,283.28 × 5,661.42
  4. Step 4: Simplify right side
    15,522.16x = 131,816,427.06
  5. Step 5: Solve for x
    x = 131,816,427.06/15,522.16
  6. Step 6: Final answer
    x = 8,492.14

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Double scale
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Similar ratio
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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.