Home / 36,277.80-54,538.20-31,466.40

Finding the Fourth Proportional to 36,277.80, 54,538.20 and 31,466.40

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Solution

The fourth proportional to 36,277.80, 54,538.20 and 31,466.40 is: 47,304.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,277.80 : 54,538.20 = 31,466.40 : x
  2. Step 2: Convert to fraction form
    36,277.80/54,538.20 = 31,466.40/x
  3. Step 3: Cross multiply
    36,277.80x = 54,538.20 × 31,466.40
  4. Step 4: Simplify right side
    36,277.80x = 1,716,120,816.48
  5. Step 5: Solve for x
    x = 1,716,120,816.48/36,277.80
  6. Step 6: Final answer
    x = 47,304.99

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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.