Home / 15,024.73-20,715.29-9,637.67

Finding the Fourth Proportional to 15,024.73, 20,715.29 and 9,637.67

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Solution

The fourth proportional to 15,024.73, 20,715.29 and 9,637.67 is: 13,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.73 : 20,715.29 = 9,637.67 : x
  2. Step 2: Convert to fraction form
    15,024.73/20,715.29 = 9,637.67/x
  3. Step 3: Cross multiply
    15,024.73x = 20,715.29 × 9,637.67
  4. Step 4: Simplify right side
    15,024.73x = 199,647,128.97
  5. Step 5: Solve for x
    x = 199,647,128.97/15,024.73
  6. Step 6: Final answer
    x = 13,287.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.