Home / 28,334.46-42,496.90-9,353.22

Finding the Fourth Proportional to 28,334.46, 42,496.90 and 9,353.22

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Solution

The fourth proportional to 28,334.46, 42,496.90 and 9,353.22 is: 14,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.46 : 42,496.90 = 9,353.22 : x
  2. Step 2: Convert to fraction form
    28,334.46/42,496.90 = 9,353.22/x
  3. Step 3: Cross multiply
    28,334.46x = 42,496.90 × 9,353.22
  4. Step 4: Simplify right side
    28,334.46x = 397,482,963.93
  5. Step 5: Solve for x
    x = 397,482,963.93/28,334.46
  6. Step 6: Final answer
    x = 14,028.25

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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.