Home / 22,360.86-30,850.29-15,988.14

Finding the Fourth Proportional to 22,360.86, 30,850.29 and 15,988.14

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Solution

The fourth proportional to 22,360.86, 30,850.29 and 15,988.14 is: 22,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.86 : 30,850.29 = 15,988.14 : x
  2. Step 2: Convert to fraction form
    22,360.86/30,850.29 = 15,988.14/x
  3. Step 3: Cross multiply
    22,360.86x = 30,850.29 × 15,988.14
  4. Step 4: Simplify right side
    22,360.86x = 493,238,755.56
  5. Step 5: Solve for x
    x = 493,238,755.56/22,360.86
  6. Step 6: Final answer
    x = 22,058.13

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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.