Home / 15,854.35-23,781.75-7,535.21

Finding the Fourth Proportional to 15,854.35, 23,781.75 and 7,535.21

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Solution

The fourth proportional to 15,854.35, 23,781.75 and 7,535.21 is: 11,302.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.35 : 23,781.75 = 7,535.21 : x
  2. Step 2: Convert to fraction form
    15,854.35/23,781.75 = 7,535.21/x
  3. Step 3: Cross multiply
    15,854.35x = 23,781.75 × 7,535.21
  4. Step 4: Simplify right side
    15,854.35x = 179,200,480.42
  5. Step 5: Solve for x
    x = 179,200,480.42/15,854.35
  6. Step 6: Final answer
    x = 11,302.92

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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.