Home / 15,767.07-23,616.68-7,434.60

Finding the Fourth Proportional to 15,767.07, 23,616.68 and 7,434.60

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Solution

The fourth proportional to 15,767.07, 23,616.68 and 7,434.60 is: 11,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.07 : 23,616.68 = 7,434.60 : x
  2. Step 2: Convert to fraction form
    15,767.07/23,616.68 = 7,434.60/x
  3. Step 3: Cross multiply
    15,767.07x = 23,616.68 × 7,434.60
  4. Step 4: Simplify right side
    15,767.07x = 175,580,531.96
  5. Step 5: Solve for x
    x = 175,580,531.96/15,767.07
  6. Step 6: Final answer
    x = 11,135.90

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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.