Home / 30,803.28-45,982.10-27,066.60

Finding the Fourth Proportional to 30,803.28, 45,982.10 and 27,066.60

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Solution

The fourth proportional to 30,803.28, 45,982.10 and 27,066.60 is: 40,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,803.28 : 45,982.10 = 27,066.60 : x
  2. Step 2: Convert to fraction form
    30,803.28/45,982.10 = 27,066.60/x
  3. Step 3: Cross multiply
    30,803.28x = 45,982.10 × 27,066.60
  4. Step 4: Simplify right side
    30,803.28x = 1,244,578,972.53
  5. Step 5: Solve for x
    x = 1,244,578,972.53/30,803.28
  6. Step 6: Final answer
    x = 40,404.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.