Home / 25,570.32-38,364.69-8,932.80

Finding the Fourth Proportional to 25,570.32, 38,364.69 and 8,932.80

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Solution

The fourth proportional to 25,570.32, 38,364.69 and 8,932.80 is: 13,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.32 : 38,364.69 = 8,932.80 : x
  2. Step 2: Convert to fraction form
    25,570.32/38,364.69 = 8,932.80/x
  3. Step 3: Cross multiply
    25,570.32x = 38,364.69 × 8,932.80
  4. Step 4: Simplify right side
    25,570.32x = 342,704,102.83
  5. Step 5: Solve for x
    x = 342,704,102.83/25,570.32
  6. Step 6: Final answer
    x = 13,402.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.