Home / 40,296.48-55,606.59-22,390.44

Finding the Fourth Proportional to 40,296.48, 55,606.59 and 22,390.44

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Solution

The fourth proportional to 40,296.48, 55,606.59 and 22,390.44 is: 30,897.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.48 : 55,606.59 = 22,390.44 : x
  2. Step 2: Convert to fraction form
    40,296.48/55,606.59 = 22,390.44/x
  3. Step 3: Cross multiply
    40,296.48x = 55,606.59 × 22,390.44
  4. Step 4: Simplify right side
    40,296.48x = 1,245,056,017.00
  5. Step 5: Solve for x
    x = 1,245,056,017.00/40,296.48
  6. Step 6: Final answer
    x = 30,897.39

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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.