Home / 28,338.04-42,507.10-10,568.43

Finding the Fourth Proportional to 28,338.04, 42,507.10 and 10,568.43

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Solution

The fourth proportional to 28,338.04, 42,507.10 and 10,568.43 is: 15,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,338.04 : 42,507.10 = 10,568.43 : x
  2. Step 2: Convert to fraction form
    28,338.04/42,507.10 = 10,568.43/x
  3. Step 3: Cross multiply
    28,338.04x = 42,507.10 × 10,568.43
  4. Step 4: Simplify right side
    28,338.04x = 449,233,264.62
  5. Step 5: Solve for x
    x = 449,233,264.62/28,338.04
  6. Step 6: Final answer
    x = 15,852.66

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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.