Home / 15,475.64-23,206.48-4,379.69

Finding the Fourth Proportional to 15,475.64, 23,206.48 and 4,379.69

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Solution

The fourth proportional to 15,475.64, 23,206.48 and 4,379.69 is: 6,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.64 : 23,206.48 = 4,379.69 : x
  2. Step 2: Convert to fraction form
    15,475.64/23,206.48 = 4,379.69/x
  3. Step 3: Cross multiply
    15,475.64x = 23,206.48 × 4,379.69
  4. Step 4: Simplify right side
    15,475.64x = 101,637,235.46
  5. Step 5: Solve for x
    x = 101,637,235.46/15,475.64
  6. Step 6: Final answer
    x = 6,567.56

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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.