Home / 15,471.45-23,207.04-5,607

Finding the Fourth Proportional to 15,471.45, 23,207.04 and 5,607

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Solution

The fourth proportional to 15,471.45, 23,207.04 and 5,607 is: 8,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.45 : 23,207.04 = 5,607 : x
  2. Step 2: Convert to fraction form
    15,471.45/23,207.04 = 5,607/x
  3. Step 3: Cross multiply
    15,471.45x = 23,207.04 × 5,607
  4. Step 4: Simplify right side
    15,471.45x = 130,121,873.28
  5. Step 5: Solve for x
    x = 130,121,873.28/15,471.45
  6. Step 6: Final answer
    x = 8,410.45

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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.