Home / 17,989.40-24,833.47-13,200.89

Finding the Fourth Proportional to 17,989.40, 24,833.47 and 13,200.89

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Solution

The fourth proportional to 17,989.40, 24,833.47 and 13,200.89 is: 18,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.40 : 24,833.47 = 13,200.89 : x
  2. Step 2: Convert to fraction form
    17,989.40/24,833.47 = 13,200.89/x
  3. Step 3: Cross multiply
    17,989.40x = 24,833.47 × 13,200.89
  4. Step 4: Simplify right side
    17,989.40x = 327,823,798.12
  5. Step 5: Solve for x
    x = 327,823,798.12/17,989.40
  6. Step 6: Final answer
    x = 18,223.16

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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.