Home / 39,251.50-54,167.07-22,485.58

Finding the Fourth Proportional to 39,251.50, 54,167.07 and 22,485.58

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Solution

The fourth proportional to 39,251.50, 54,167.07 and 22,485.58 is: 31,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,251.50 : 54,167.07 = 22,485.58 : x
  2. Step 2: Convert to fraction form
    39,251.50/54,167.07 = 22,485.58/x
  3. Step 3: Cross multiply
    39,251.50x = 54,167.07 × 22,485.58
  4. Step 4: Simplify right side
    39,251.50x = 1,217,977,985.85
  5. Step 5: Solve for x
    x = 1,217,977,985.85/39,251.50
  6. Step 6: Final answer
    x = 31,030.10

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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.