Home / 43,354.08-65,049.90-15,294.21

Finding the Fourth Proportional to 43,354.08, 65,049.90 and 15,294.21

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Solution

The fourth proportional to 43,354.08, 65,049.90 and 15,294.21 is: 22,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,354.08 : 65,049.90 = 15,294.21 : x
  2. Step 2: Convert to fraction form
    43,354.08/65,049.90 = 15,294.21/x
  3. Step 3: Cross multiply
    43,354.08x = 65,049.90 × 15,294.21
  4. Step 4: Simplify right side
    43,354.08x = 994,886,831.08
  5. Step 5: Solve for x
    x = 994,886,831.08/43,354.08
  6. Step 6: Final answer
    x = 22,947.94

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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.