Home / 22,042.02-30,422.40-13,094.49

Finding the Fourth Proportional to 22,042.02, 30,422.40 and 13,094.49

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Solution

The fourth proportional to 22,042.02, 30,422.40 and 13,094.49 is: 18,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.02 : 30,422.40 = 13,094.49 : x
  2. Step 2: Convert to fraction form
    22,042.02/30,422.40 = 13,094.49/x
  3. Step 3: Cross multiply
    22,042.02x = 30,422.40 × 13,094.49
  4. Step 4: Simplify right side
    22,042.02x = 398,365,594.99
  5. Step 5: Solve for x
    x = 398,365,594.99/22,042.02
  6. Step 6: Final answer
    x = 18,073.01

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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.