Home / 12,569.10-17,342.46-8,094.36

Finding the Fourth Proportional to 12,569.10, 17,342.46 and 8,094.36

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Solution

The fourth proportional to 12,569.10, 17,342.46 and 8,094.36 is: 11,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.10 : 17,342.46 = 8,094.36 : x
  2. Step 2: Convert to fraction form
    12,569.10/17,342.46 = 8,094.36/x
  3. Step 3: Cross multiply
    12,569.10x = 17,342.46 × 8,094.36
  4. Step 4: Simplify right side
    12,569.10x = 140,376,114.53
  5. Step 5: Solve for x
    x = 140,376,114.53/12,569.10
  6. Step 6: Final answer
    x = 11,168.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.