Home / 40,261.61-55,559.16-22,357.75

Finding the Fourth Proportional to 40,261.61, 55,559.16 and 22,357.75

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Solution

The fourth proportional to 40,261.61, 55,559.16 and 22,357.75 is: 30,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.61 : 55,559.16 = 22,357.75 : x
  2. Step 2: Convert to fraction form
    40,261.61/55,559.16 = 22,357.75/x
  3. Step 3: Cross multiply
    40,261.61x = 55,559.16 × 22,357.75
  4. Step 4: Simplify right side
    40,261.61x = 1,242,177,809.49
  5. Step 5: Solve for x
    x = 1,242,177,809.49/40,261.61
  6. Step 6: Final answer
    x = 30,852.66

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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.