Home / 21,589.42-32,393.11-10,339.10

Finding the Fourth Proportional to 21,589.42, 32,393.11 and 10,339.10

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Solution

The fourth proportional to 21,589.42, 32,393.11 and 10,339.10 is: 15,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589.42 : 32,393.11 = 10,339.10 : x
  2. Step 2: Convert to fraction form
    21,589.42/32,393.11 = 10,339.10/x
  3. Step 3: Cross multiply
    21,589.42x = 32,393.11 × 10,339.10
  4. Step 4: Simplify right side
    21,589.42x = 334,915,603.60
  5. Step 5: Solve for x
    x = 334,915,603.60/21,589.42
  6. Step 6: Final answer
    x = 15,512.95

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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.