Home / 15,004.26-20,700.90-9,033.66

Finding the Fourth Proportional to 15,004.26, 20,700.90 and 9,033.66

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Solution

The fourth proportional to 15,004.26, 20,700.90 and 9,033.66 is: 12,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.26 : 20,700.90 = 9,033.66 : x
  2. Step 2: Convert to fraction form
    15,004.26/20,700.90 = 9,033.66/x
  3. Step 3: Cross multiply
    15,004.26x = 20,700.90 × 9,033.66
  4. Step 4: Simplify right side
    15,004.26x = 187,004,892.29
  5. Step 5: Solve for x
    x = 187,004,892.29/15,004.26
  6. Step 6: Final answer
    x = 12,463.45

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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.