Home / 36,750.90-55,117.95-18,012.18

Finding the Fourth Proportional to 36,750.90, 55,117.95 and 18,012.18

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Solution

The fourth proportional to 36,750.90, 55,117.95 and 18,012.18 is: 27,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,750.90 : 55,117.95 = 18,012.18 : x
  2. Step 2: Convert to fraction form
    36,750.90/55,117.95 = 18,012.18/x
  3. Step 3: Cross multiply
    36,750.90x = 55,117.95 × 18,012.18
  4. Step 4: Simplify right side
    36,750.90x = 992,794,436.63
  5. Step 5: Solve for x
    x = 992,794,436.63/36,750.90
  6. Step 6: Final answer
    x = 27,014.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.