Home / 22,042.09-30,427.40-14,881.71

Finding the Fourth Proportional to 22,042.09, 30,427.40 and 14,881.71

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Solution

The fourth proportional to 22,042.09, 30,427.40 and 14,881.71 is: 20,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.09 : 30,427.40 = 14,881.71 : x
  2. Step 2: Convert to fraction form
    22,042.09/30,427.40 = 14,881.71/x
  3. Step 3: Cross multiply
    22,042.09x = 30,427.40 × 14,881.71
  4. Step 4: Simplify right side
    22,042.09x = 452,811,724.25
  5. Step 5: Solve for x
    x = 452,811,724.25/22,042.09
  6. Step 6: Final answer
    x = 20,543.05

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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.