Home / 18,526.50-25,561.52-10,565.82

Finding the Fourth Proportional to 18,526.50, 25,561.52 and 10,565.82

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Solution

The fourth proportional to 18,526.50, 25,561.52 and 10,565.82 is: 14,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.50 : 25,561.52 = 10,565.82 : x
  2. Step 2: Convert to fraction form
    18,526.50/25,561.52 = 10,565.82/x
  3. Step 3: Cross multiply
    18,526.50x = 25,561.52 × 10,565.82
  4. Step 4: Simplify right side
    18,526.50x = 270,078,419.25
  5. Step 5: Solve for x
    x = 270,078,419.25/18,526.50
  6. Step 6: Final answer
    x = 14,577.95

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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.