Home / 39,704.04-54,775.95-22,699.15

Finding the Fourth Proportional to 39,704.04, 54,775.95 and 22,699.15

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Solution

The fourth proportional to 39,704.04, 54,775.95 and 22,699.15 is: 31,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,704.04 : 54,775.95 = 22,699.15 : x
  2. Step 2: Convert to fraction form
    39,704.04/54,775.95 = 22,699.15/x
  3. Step 3: Cross multiply
    39,704.04x = 54,775.95 × 22,699.15
  4. Step 4: Simplify right side
    39,704.04x = 1,243,367,436.97
  5. Step 5: Solve for x
    x = 1,243,367,436.97/39,704.04
  6. Step 6: Final answer
    x = 31,315.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.