Home / 36,752.45-55,139.14-18,038.11

Finding the Fourth Proportional to 36,752.45, 55,139.14 and 18,038.11

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Solution

The fourth proportional to 36,752.45, 55,139.14 and 18,038.11 is: 27,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,752.45 : 55,139.14 = 18,038.11 : x
  2. Step 2: Convert to fraction form
    36,752.45/55,139.14 = 18,038.11/x
  3. Step 3: Cross multiply
    36,752.45x = 55,139.14 × 18,038.11
  4. Step 4: Simplify right side
    36,752.45x = 994,605,872.63
  5. Step 5: Solve for x
    x = 994,605,872.63/36,752.45
  6. Step 6: Final answer
    x = 27,062.30

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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.