Home / 22,064.04-30,445.14-13,111.92

Finding the Fourth Proportional to 22,064.04, 30,445.14 and 13,111.92

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Solution

The fourth proportional to 22,064.04, 30,445.14 and 13,111.92 is: 18,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.04 : 30,445.14 = 13,111.92 : x
  2. Step 2: Convert to fraction form
    22,064.04/30,445.14 = 13,111.92/x
  3. Step 3: Cross multiply
    22,064.04x = 30,445.14 × 13,111.92
  4. Step 4: Simplify right side
    22,064.04x = 399,194,240.07
  5. Step 5: Solve for x
    x = 399,194,240.07/22,064.04
  6. Step 6: Final answer
    x = 18,092.53

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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.