Home / 40,218.58-55,506.72-26,432.56

Finding the Fourth Proportional to 40,218.58, 55,506.72 and 26,432.56

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Solution

The fourth proportional to 40,218.58, 55,506.72 and 26,432.56 is: 36,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,218.58 : 55,506.72 = 26,432.56 : x
  2. Step 2: Convert to fraction form
    40,218.58/55,506.72 = 26,432.56/x
  3. Step 3: Cross multiply
    40,218.58x = 55,506.72 × 26,432.56
  4. Step 4: Simplify right side
    40,218.58x = 1,467,184,706.80
  5. Step 5: Solve for x
    x = 1,467,184,706.80/40,218.58
  6. Step 6: Final answer
    x = 36,480.27

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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.