Home / 28,838.46-39,796.98-16,263.12

Finding the Fourth Proportional to 28,838.46, 39,796.98 and 16,263.12

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Solution

The fourth proportional to 28,838.46, 39,796.98 and 16,263.12 is: 22,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.46 : 39,796.98 = 16,263.12 : x
  2. Step 2: Convert to fraction form
    28,838.46/39,796.98 = 16,263.12/x
  3. Step 3: Cross multiply
    28,838.46x = 39,796.98 × 16,263.12
  4. Step 4: Simplify right side
    28,838.46x = 647,223,061.38
  5. Step 5: Solve for x
    x = 647,223,061.38/28,838.46
  6. Step 6: Final answer
    x = 22,443.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.