Home / 15,400.20-23,100.09-3,713.32

Finding the Fourth Proportional to 15,400.20, 23,100.09 and 3,713.32

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Solution

The fourth proportional to 15,400.20, 23,100.09 and 3,713.32 is: 5,569.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.20 : 23,100.09 = 3,713.32 : x
  2. Step 2: Convert to fraction form
    15,400.20/23,100.09 = 3,713.32/x
  3. Step 3: Cross multiply
    15,400.20x = 23,100.09 × 3,713.32
  4. Step 4: Simplify right side
    15,400.20x = 85,778,026.20
  5. Step 5: Solve for x
    x = 85,778,026.20/15,400.20
  6. Step 6: Final answer
    x = 5,569.93

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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.