Home / 39,631.50-54,693.90-22,864.50

Finding the Fourth Proportional to 39,631.50, 54,693.90 and 22,864.50

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Solution

The fourth proportional to 39,631.50, 54,693.90 and 22,864.50 is: 31,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.50 : 54,693.90 = 22,864.50 : x
  2. Step 2: Convert to fraction form
    39,631.50/54,693.90 = 22,864.50/x
  3. Step 3: Cross multiply
    39,631.50x = 54,693.90 × 22,864.50
  4. Step 4: Simplify right side
    39,631.50x = 1,250,548,676.55
  5. Step 5: Solve for x
    x = 1,250,548,676.55/39,631.50
  6. Step 6: Final answer
    x = 31,554.41

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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.