Home / 15,567.85-23,351.55-7,243.21

Finding the Fourth Proportional to 15,567.85, 23,351.55 and 7,243.21

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Solution

The fourth proportional to 15,567.85, 23,351.55 and 7,243.21 is: 10,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.85 : 23,351.55 = 7,243.21 : x
  2. Step 2: Convert to fraction form
    15,567.85/23,351.55 = 7,243.21/x
  3. Step 3: Cross multiply
    15,567.85x = 23,351.55 × 7,243.21
  4. Step 4: Simplify right side
    15,567.85x = 169,140,027.50
  5. Step 5: Solve for x
    x = 169,140,027.50/15,567.85
  6. Step 6: Final answer
    x = 10,864.70

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Similar ratio
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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.