Home / 15,333.36-23,002.56-7,542.96

Finding the Fourth Proportional to 15,333.36, 23,002.56 and 7,542.96

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Solution

The fourth proportional to 15,333.36, 23,002.56 and 7,542.96 is: 11,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,333.36 : 23,002.56 = 7,542.96 : x
  2. Step 2: Convert to fraction form
    15,333.36/23,002.56 = 7,542.96/x
  3. Step 3: Cross multiply
    15,333.36x = 23,002.56 × 7,542.96
  4. Step 4: Simplify right side
    15,333.36x = 173,507,389.98
  5. Step 5: Solve for x
    x = 173,507,389.98/15,333.36
  6. Step 6: Final answer
    x = 11,315.68

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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.