Home / 39,354.46-54,307.29-22,358.30

Finding the Fourth Proportional to 39,354.46, 54,307.29 and 22,358.30

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Solution

The fourth proportional to 39,354.46, 54,307.29 and 22,358.30 is: 30,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,354.46 : 54,307.29 = 22,358.30 : x
  2. Step 2: Convert to fraction form
    39,354.46/54,307.29 = 22,358.30/x
  3. Step 3: Cross multiply
    39,354.46x = 54,307.29 × 22,358.30
  4. Step 4: Simplify right side
    39,354.46x = 1,214,218,494.31
  5. Step 5: Solve for x
    x = 1,214,218,494.31/39,354.46
  6. Step 6: Final answer
    x = 30,853.39

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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.