Home / 17,679.30-24,395.67-10,127.40

Finding the Fourth Proportional to 17,679.30, 24,395.67 and 10,127.40

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Solution

The fourth proportional to 17,679.30, 24,395.67 and 10,127.40 is: 13,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.30 : 24,395.67 = 10,127.40 : x
  2. Step 2: Convert to fraction form
    17,679.30/24,395.67 = 10,127.40/x
  3. Step 3: Cross multiply
    17,679.30x = 24,395.67 × 10,127.40
  4. Step 4: Simplify right side
    17,679.30x = 247,064,708.36
  5. Step 5: Solve for x
    x = 247,064,708.36/17,679.30
  6. Step 6: Final answer
    x = 13,974.80

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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.