Home / 23,998.59-33,118.95-13,390.29

Finding the Fourth Proportional to 23,998.59, 33,118.95 and 13,390.29

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Solution

The fourth proportional to 23,998.59, 33,118.95 and 13,390.29 is: 18,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,998.59 : 33,118.95 = 13,390.29 : x
  2. Step 2: Convert to fraction form
    23,998.59/33,118.95 = 13,390.29/x
  3. Step 3: Cross multiply
    23,998.59x = 33,118.95 × 13,390.29
  4. Step 4: Simplify right side
    23,998.59x = 443,472,345.00
  5. Step 5: Solve for x
    x = 443,472,345.00/23,998.59
  6. Step 6: Final answer
    x = 18,479.10

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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.