Home / 40,243.84-60,380.16-20,527.36

Finding the Fourth Proportional to 40,243.84, 60,380.16 and 20,527.36

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Solution

The fourth proportional to 40,243.84, 60,380.16 and 20,527.36 is: 30,798.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.84 : 60,380.16 = 20,527.36 : x
  2. Step 2: Convert to fraction form
    40,243.84/60,380.16 = 20,527.36/x
  3. Step 3: Cross multiply
    40,243.84x = 60,380.16 × 20,527.36
  4. Step 4: Simplify right side
    40,243.84x = 1,239,445,281.18
  5. Step 5: Solve for x
    x = 1,239,445,281.18/40,243.84
  6. Step 6: Final answer
    x = 30,798.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.