Home / 15,854.67-23,785.52-5,325.08

Finding the Fourth Proportional to 15,854.67, 23,785.52 and 5,325.08

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Solution

The fourth proportional to 15,854.67, 23,785.52 and 5,325.08 is: 7,988.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.67 : 23,785.52 = 5,325.08 : x
  2. Step 2: Convert to fraction form
    15,854.67/23,785.52 = 5,325.08/x
  3. Step 3: Cross multiply
    15,854.67x = 23,785.52 × 5,325.08
  4. Step 4: Simplify right side
    15,854.67x = 126,659,651.29
  5. Step 5: Solve for x
    x = 126,659,651.29/15,854.67
  6. Step 6: Final answer
    x = 7,988.79

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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.