Home / 40,556.55-55,959.91-22,648.80

Finding the Fourth Proportional to 40,556.55, 55,959.91 and 22,648.80

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Solution

The fourth proportional to 40,556.55, 55,959.91 and 22,648.80 is: 31,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,556.55 : 55,959.91 = 22,648.80 : x
  2. Step 2: Convert to fraction form
    40,556.55/55,959.91 = 22,648.80/x
  3. Step 3: Cross multiply
    40,556.55x = 55,959.91 × 22,648.80
  4. Step 4: Simplify right side
    40,556.55x = 1,267,424,809.61
  5. Step 5: Solve for x
    x = 1,267,424,809.61/40,556.55
  6. Step 6: Final answer
    x = 31,250.80

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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.