Home / 15,435.36-23,153.15-4,343.17

Finding the Fourth Proportional to 15,435.36, 23,153.15 and 4,343.17

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Solution

The fourth proportional to 15,435.36, 23,153.15 and 4,343.17 is: 6,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.36 : 23,153.15 = 4,343.17 : x
  2. Step 2: Convert to fraction form
    15,435.36/23,153.15 = 4,343.17/x
  3. Step 3: Cross multiply
    15,435.36x = 23,153.15 × 4,343.17
  4. Step 4: Simplify right side
    15,435.36x = 100,557,939.86
  5. Step 5: Solve for x
    x = 100,557,939.86/15,435.36
  6. Step 6: Final answer
    x = 6,514.78

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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.