Home / 39,656.60-54,728.89-22,663.35

Finding the Fourth Proportional to 39,656.60, 54,728.89 and 22,663.35

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Solution

The fourth proportional to 39,656.60, 54,728.89 and 22,663.35 is: 31,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.60 : 54,728.89 = 22,663.35 : x
  2. Step 2: Convert to fraction form
    39,656.60/54,728.89 = 22,663.35/x
  3. Step 3: Cross multiply
    39,656.60x = 54,728.89 × 22,663.35
  4. Step 4: Simplify right side
    39,656.60x = 1,240,339,989.18
  5. Step 5: Solve for x
    x = 1,240,339,989.18/39,656.60
  6. Step 6: Final answer
    x = 31,277.01

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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.