Home / 15,369.74-23,062.12-5,509.78

Finding the Fourth Proportional to 15,369.74, 23,062.12 and 5,509.78

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Solution

The fourth proportional to 15,369.74, 23,062.12 and 5,509.78 is: 8,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,369.74 : 23,062.12 = 5,509.78 : x
  2. Step 2: Convert to fraction form
    15,369.74/23,062.12 = 5,509.78/x
  3. Step 3: Cross multiply
    15,369.74x = 23,062.12 × 5,509.78
  4. Step 4: Simplify right side
    15,369.74x = 127,067,207.53
  5. Step 5: Solve for x
    x = 127,067,207.53/15,369.74
  6. Step 6: Final answer
    x = 8,267.36

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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.