Home / 23,050.03-31,809.45-13,618.57

Finding the Fourth Proportional to 23,050.03, 31,809.45 and 13,618.57

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Solution

The fourth proportional to 23,050.03, 31,809.45 and 13,618.57 is: 18,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,050.03 : 31,809.45 = 13,618.57 : x
  2. Step 2: Convert to fraction form
    23,050.03/31,809.45 = 13,618.57/x
  3. Step 3: Cross multiply
    23,050.03x = 31,809.45 × 13,618.57
  4. Step 4: Simplify right side
    23,050.03x = 433,199,221.49
  5. Step 5: Solve for x
    x = 433,199,221.49/23,050.03
  6. Step 6: Final answer
    x = 18,793.87

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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.