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Finding the Fourth Proportional to 30,568.70, 45,851.16 and 10,844.66

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Solution

The fourth proportional to 30,568.70, 45,851.16 and 10,844.66 is: 16,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,568.70 : 45,851.16 = 10,844.66 : x
  2. Step 2: Convert to fraction form
    30,568.70/45,851.16 = 10,844.66/x
  3. Step 3: Cross multiply
    30,568.70x = 45,851.16 × 10,844.66
  4. Step 4: Simplify right side
    30,568.70x = 497,240,240.81
  5. Step 5: Solve for x
    x = 497,240,240.81/30,568.70
  6. Step 6: Final answer
    x = 16,266.32

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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.