Home / 15,475.14-23,209.74-4,379.15

Finding the Fourth Proportional to 15,475.14, 23,209.74 and 4,379.15

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Solution

The fourth proportional to 15,475.14, 23,209.74 and 4,379.15 is: 6,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.14 : 23,209.74 = 4,379.15 : x
  2. Step 2: Convert to fraction form
    15,475.14/23,209.74 = 4,379.15/x
  3. Step 3: Cross multiply
    15,475.14x = 23,209.74 × 4,379.15
  4. Step 4: Simplify right side
    15,475.14x = 101,638,816.87
  5. Step 5: Solve for x
    x = 101,638,816.87/15,475.14
  6. Step 6: Final answer
    x = 6,567.88

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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.