Home / 12,551.02-17,318.62-7,514.04

Finding the Fourth Proportional to 12,551.02, 17,318.62 and 7,514.04

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Solution

The fourth proportional to 12,551.02, 17,318.62 and 7,514.04 is: 10,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.02 : 17,318.62 = 7,514.04 : x
  2. Step 2: Convert to fraction form
    12,551.02/17,318.62 = 7,514.04/x
  3. Step 3: Cross multiply
    12,551.02x = 17,318.62 × 7,514.04
  4. Step 4: Simplify right side
    12,551.02x = 130,132,679.26
  5. Step 5: Solve for x
    x = 130,132,679.26/12,551.02
  6. Step 6: Final answer
    x = 10,368.30

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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.