Home / 22,447.86-30,971.61-14,494.61

Finding the Fourth Proportional to 22,447.86, 30,971.61 and 14,494.61

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Solution

The fourth proportional to 22,447.86, 30,971.61 and 14,494.61 is: 19,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,447.86 : 30,971.61 = 14,494.61 : x
  2. Step 2: Convert to fraction form
    22,447.86/30,971.61 = 14,494.61/x
  3. Step 3: Cross multiply
    22,447.86x = 30,971.61 × 14,494.61
  4. Step 4: Simplify right side
    22,447.86x = 448,921,253.16
  5. Step 5: Solve for x
    x = 448,921,253.16/22,447.86
  6. Step 6: Final answer
    x = 19,998.40

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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.