Home / 22,070.27-30,427.16-14,984.39

Finding the Fourth Proportional to 22,070.27, 30,427.16 and 14,984.39

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Solution

The fourth proportional to 22,070.27, 30,427.16 and 14,984.39 is: 20,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.27 : 30,427.16 = 14,984.39 : x
  2. Step 2: Convert to fraction form
    22,070.27/30,427.16 = 14,984.39/x
  3. Step 3: Cross multiply
    22,070.27x = 30,427.16 × 14,984.39
  4. Step 4: Simplify right side
    22,070.27x = 455,932,204.97
  5. Step 5: Solve for x
    x = 455,932,204.97/22,070.27
  6. Step 6: Final answer
    x = 20,658.21

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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.