Home / 40,380.42-55,701.36-26,242.68

Finding the Fourth Proportional to 40,380.42, 55,701.36 and 26,242.68

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Solution

The fourth proportional to 40,380.42, 55,701.36 and 26,242.68 is: 36,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,380.42 : 55,701.36 = 26,242.68 : x
  2. Step 2: Convert to fraction form
    40,380.42/55,701.36 = 26,242.68/x
  3. Step 3: Cross multiply
    40,380.42x = 55,701.36 × 26,242.68
  4. Step 4: Simplify right side
    40,380.42x = 1,461,752,966.04
  5. Step 5: Solve for x
    x = 1,461,752,966.04/40,380.42
  6. Step 6: Final answer
    x = 36,199.55

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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.