Home / 40,205.54-55,483.98-22,301.70

Finding the Fourth Proportional to 40,205.54, 55,483.98 and 22,301.70

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Solution

The fourth proportional to 40,205.54, 55,483.98 and 22,301.70 is: 30,776.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.54 : 55,483.98 = 22,301.70 : x
  2. Step 2: Convert to fraction form
    40,205.54/55,483.98 = 22,301.70/x
  3. Step 3: Cross multiply
    40,205.54x = 55,483.98 × 22,301.70
  4. Step 4: Simplify right side
    40,205.54x = 1,237,387,076.77
  5. Step 5: Solve for x
    x = 1,237,387,076.77/40,205.54
  6. Step 6: Final answer
    x = 30,776.53

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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.