Home / 18,922.25-26,113.52-10,538.75

Finding the Fourth Proportional to 18,922.25, 26,113.52 and 10,538.75

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Solution

The fourth proportional to 18,922.25, 26,113.52 and 10,538.75 is: 14,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922.25 : 26,113.52 = 10,538.75 : x
  2. Step 2: Convert to fraction form
    18,922.25/26,113.52 = 10,538.75/x
  3. Step 3: Cross multiply
    18,922.25x = 26,113.52 × 10,538.75
  4. Step 4: Simplify right side
    18,922.25x = 275,203,806.21
  5. Step 5: Solve for x
    x = 275,203,806.21/18,922.25
  6. Step 6: Final answer
    x = 14,543.93

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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.