Home / 17,681.88-24,402.66-10,126.71

Finding the Fourth Proportional to 17,681.88, 24,402.66 and 10,126.71

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Solution

The fourth proportional to 17,681.88, 24,402.66 and 10,126.71 is: 13,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.88 : 24,402.66 = 10,126.71 : x
  2. Step 2: Convert to fraction form
    17,681.88/24,402.66 = 10,126.71/x
  3. Step 3: Cross multiply
    17,681.88x = 24,402.66 × 10,126.71
  4. Step 4: Simplify right side
    17,681.88x = 247,118,661.05
  5. Step 5: Solve for x
    x = 247,118,661.05/17,681.88
  6. Step 6: Final answer
    x = 13,975.81

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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.