Home / 15,349.92-23,050.56-13,418.88

Finding the Fourth Proportional to 15,349.92, 23,050.56 and 13,418.88

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Solution

The fourth proportional to 15,349.92, 23,050.56 and 13,418.88 is: 20,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.92 : 23,050.56 = 13,418.88 : x
  2. Step 2: Convert to fraction form
    15,349.92/23,050.56 = 13,418.88/x
  3. Step 3: Cross multiply
    15,349.92x = 23,050.56 × 13,418.88
  4. Step 4: Simplify right side
    15,349.92x = 309,312,698.57
  5. Step 5: Solve for x
    x = 309,312,698.57/15,349.92
  6. Step 6: Final answer
    x = 20,150.77

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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.