Home / 18,070.04-24,940.52-10,998.72

Finding the Fourth Proportional to 18,070.04, 24,940.52 and 10,998.72

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Solution

The fourth proportional to 18,070.04, 24,940.52 and 10,998.72 is: 15,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.04 : 24,940.52 = 10,998.72 : x
  2. Step 2: Convert to fraction form
    18,070.04/24,940.52 = 10,998.72/x
  3. Step 3: Cross multiply
    18,070.04x = 24,940.52 × 10,998.72
  4. Step 4: Simplify right side
    18,070.04x = 274,313,796.13
  5. Step 5: Solve for x
    x = 274,313,796.13/18,070.04
  6. Step 6: Final answer
    x = 15,180.59

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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.