Home / 37,311.20-55,966.80-36,922.40

Finding the Fourth Proportional to 37,311.20, 55,966.80 and 36,922.40

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Solution

The fourth proportional to 37,311.20, 55,966.80 and 36,922.40 is: 55,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,311.20 : 55,966.80 = 36,922.40 : x
  2. Step 2: Convert to fraction form
    37,311.20/55,966.80 = 36,922.40/x
  3. Step 3: Cross multiply
    37,311.20x = 55,966.80 × 36,922.40
  4. Step 4: Simplify right side
    37,311.20x = 2,066,428,576.32
  5. Step 5: Solve for x
    x = 2,066,428,576.32/37,311.20
  6. Step 6: Final answer
    x = 55,383.60

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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.