Home / 13,117.06-18,093.45-8,010.18

Finding the Fourth Proportional to 13,117.06, 18,093.45 and 8,010.18

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Solution

The fourth proportional to 13,117.06, 18,093.45 and 8,010.18 is: 11,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.06 : 18,093.45 = 8,010.18 : x
  2. Step 2: Convert to fraction form
    13,117.06/18,093.45 = 8,010.18/x
  3. Step 3: Cross multiply
    13,117.06x = 18,093.45 × 8,010.18
  4. Step 4: Simplify right side
    13,117.06x = 144,931,791.32
  5. Step 5: Solve for x
    x = 144,931,791.32/13,117.06
  6. Step 6: Final answer
    x = 11,049.11

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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.