Home / 37,018.20-55,535.40-18,307.20

Finding the Fourth Proportional to 37,018.20, 55,535.40 and 18,307.20

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Solution

The fourth proportional to 37,018.20, 55,535.40 and 18,307.20 is: 27,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.20 : 55,535.40 = 18,307.20 : x
  2. Step 2: Convert to fraction form
    37,018.20/55,535.40 = 18,307.20/x
  3. Step 3: Cross multiply
    37,018.20x = 55,535.40 × 18,307.20
  4. Step 4: Simplify right side
    37,018.20x = 1,016,697,674.88
  5. Step 5: Solve for x
    x = 1,016,697,674.88/37,018.20
  6. Step 6: Final answer
    x = 27,464.81

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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.