Home / 18,565.52-25,620.53-10,067.67

Finding the Fourth Proportional to 18,565.52, 25,620.53 and 10,067.67

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Solution

The fourth proportional to 18,565.52, 25,620.53 and 10,067.67 is: 13,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.52 : 25,620.53 = 10,067.67 : x
  2. Step 2: Convert to fraction form
    18,565.52/25,620.53 = 10,067.67/x
  3. Step 3: Cross multiply
    18,565.52x = 25,620.53 × 10,067.67
  4. Step 4: Simplify right side
    18,565.52x = 257,938,990.93
  5. Step 5: Solve for x
    x = 257,938,990.93/18,565.52
  6. Step 6: Final answer
    x = 13,893.45

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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.