Home / 13,752.48-20,610.25-7,503.13

Finding the Fourth Proportional to 13,752.48, 20,610.25 and 7,503.13

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Solution

The fourth proportional to 13,752.48, 20,610.25 and 7,503.13 is: 11,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.48 : 20,610.25 = 7,503.13 : x
  2. Step 2: Convert to fraction form
    13,752.48/20,610.25 = 7,503.13/x
  3. Step 3: Cross multiply
    13,752.48x = 20,610.25 × 7,503.13
  4. Step 4: Simplify right side
    13,752.48x = 154,641,392.09
  5. Step 5: Solve for x
    x = 154,641,392.09/13,752.48
  6. Step 6: Final answer
    x = 11,244.62

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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.