Home / 15,567.34-23,350.80-7,242.70

Finding the Fourth Proportional to 15,567.34, 23,350.80 and 7,242.70

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Solution

The fourth proportional to 15,567.34, 23,350.80 and 7,242.70 is: 10,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.34 : 23,350.80 = 7,242.70 : x
  2. Step 2: Convert to fraction form
    15,567.34/23,350.80 = 7,242.70/x
  3. Step 3: Cross multiply
    15,567.34x = 23,350.80 × 7,242.70
  4. Step 4: Simplify right side
    15,567.34x = 169,122,839.16
  5. Step 5: Solve for x
    x = 169,122,839.16/15,567.34
  6. Step 6: Final answer
    x = 10,863.95

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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.