Home / 17,130.41-25,708.59-7,276.61

Finding the Fourth Proportional to 17,130.41, 25,708.59 and 7,276.61

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Solution

The fourth proportional to 17,130.41, 25,708.59 and 7,276.61 is: 10,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.41 : 25,708.59 = 7,276.61 : x
  2. Step 2: Convert to fraction form
    17,130.41/25,708.59 = 7,276.61/x
  3. Step 3: Cross multiply
    17,130.41x = 25,708.59 × 7,276.61
  4. Step 4: Simplify right side
    17,130.41x = 187,071,254.54
  5. Step 5: Solve for x
    x = 187,071,254.54/17,130.41
  6. Step 6: Final answer
    x = 10,920.42

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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.