Home / 17,931.43-24,745.95-9,865.42

Finding the Fourth Proportional to 17,931.43, 24,745.95 and 9,865.42

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Solution

The fourth proportional to 17,931.43, 24,745.95 and 9,865.42 is: 13,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.43 : 24,745.95 = 9,865.42 : x
  2. Step 2: Convert to fraction form
    17,931.43/24,745.95 = 9,865.42/x
  3. Step 3: Cross multiply
    17,931.43x = 24,745.95 × 9,865.42
  4. Step 4: Simplify right side
    17,931.43x = 244,129,190.05
  5. Step 5: Solve for x
    x = 244,129,190.05/17,931.43
  6. Step 6: Final answer
    x = 13,614.60

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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.