Home / 39,647.80-54,714.36-22,654.27

Finding the Fourth Proportional to 39,647.80, 54,714.36 and 22,654.27

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Solution

The fourth proportional to 39,647.80, 54,714.36 and 22,654.27 is: 31,263.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.80 : 54,714.36 = 22,654.27 : x
  2. Step 2: Convert to fraction form
    39,647.80/54,714.36 = 22,654.27/x
  3. Step 3: Cross multiply
    39,647.80x = 54,714.36 × 22,654.27
  4. Step 4: Simplify right side
    39,647.80x = 1,239,513,884.32
  5. Step 5: Solve for x
    x = 1,239,513,884.32/39,647.80
  6. Step 6: Final answer
    x = 31,263.12

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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.