Home / 39,656.85-54,712.26-22,648.83

Finding the Fourth Proportional to 39,656.85, 54,712.26 and 22,648.83

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Solution

The fourth proportional to 39,656.85, 54,712.26 and 22,648.83 is: 31,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.85 : 54,712.26 = 22,648.83 : x
  2. Step 2: Convert to fraction form
    39,656.85/54,712.26 = 22,648.83/x
  3. Step 3: Cross multiply
    39,656.85x = 54,712.26 × 22,648.83
  4. Step 4: Simplify right side
    39,656.85x = 1,239,168,675.66
  5. Step 5: Solve for x
    x = 1,239,168,675.66/39,656.85
  6. Step 6: Final answer
    x = 31,247.28

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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.