Home / 15,653.60-23,481.33-5,124.71

Finding the Fourth Proportional to 15,653.60, 23,481.33 and 5,124.71

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Solution

The fourth proportional to 15,653.60, 23,481.33 and 5,124.71 is: 7,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.60 : 23,481.33 = 5,124.71 : x
  2. Step 2: Convert to fraction form
    15,653.60/23,481.33 = 5,124.71/x
  3. Step 3: Cross multiply
    15,653.60x = 23,481.33 × 5,124.71
  4. Step 4: Simplify right side
    15,653.60x = 120,334,981.04
  5. Step 5: Solve for x
    x = 120,334,981.04/15,653.60
  6. Step 6: Final answer
    x = 7,687.37

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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.