Home / 17,029.60-25,544.40-15,186.40

Finding the Fourth Proportional to 17,029.60, 25,544.40 and 15,186.40

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Solution

The fourth proportional to 17,029.60, 25,544.40 and 15,186.40 is: 22,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.60 : 25,544.40 = 15,186.40 : x
  2. Step 2: Convert to fraction form
    17,029.60/25,544.40 = 15,186.40/x
  3. Step 3: Cross multiply
    17,029.60x = 25,544.40 × 15,186.40
  4. Step 4: Simplify right side
    17,029.60x = 387,927,476.16
  5. Step 5: Solve for x
    x = 387,927,476.16/17,029.60
  6. Step 6: Final answer
    x = 22,779.60

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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.