Home / 15,414.82-23,108.35-5,547.16

Finding the Fourth Proportional to 15,414.82, 23,108.35 and 5,547.16

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Solution

The fourth proportional to 15,414.82, 23,108.35 and 5,547.16 is: 8,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.82 : 23,108.35 = 5,547.16 : x
  2. Step 2: Convert to fraction form
    15,414.82/23,108.35 = 5,547.16/x
  3. Step 3: Cross multiply
    15,414.82x = 23,108.35 × 5,547.16
  4. Step 4: Simplify right side
    15,414.82x = 128,185,714.79
  5. Step 5: Solve for x
    x = 128,185,714.79/15,414.82
  6. Step 6: Final answer
    x = 8,315.75

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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.