Home / 13,074.04-18,042.57-8,041.22

Finding the Fourth Proportional to 13,074.04, 18,042.57 and 8,041.22

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Solution

The fourth proportional to 13,074.04, 18,042.57 and 8,041.22 is: 11,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.04 : 18,042.57 = 8,041.22 : x
  2. Step 2: Convert to fraction form
    13,074.04/18,042.57 = 8,041.22/x
  3. Step 3: Cross multiply
    13,074.04x = 18,042.57 × 8,041.22
  4. Step 4: Simplify right side
    13,074.04x = 145,084,184.52
  5. Step 5: Solve for x
    x = 145,084,184.52/13,074.04
  6. Step 6: Final answer
    x = 11,097.12

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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.