Home / 28,063.50-42,116.66-10,310.99

Finding the Fourth Proportional to 28,063.50, 42,116.66 and 10,310.99

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Solution

The fourth proportional to 28,063.50, 42,116.66 and 10,310.99 is: 15,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.50 : 42,116.66 = 10,310.99 : x
  2. Step 2: Convert to fraction form
    28,063.50/42,116.66 = 10,310.99/x
  3. Step 3: Cross multiply
    28,063.50x = 42,116.66 × 10,310.99
  4. Step 4: Simplify right side
    28,063.50x = 434,264,236.62
  5. Step 5: Solve for x
    x = 434,264,236.62/28,063.50
  6. Step 6: Final answer
    x = 15,474.35

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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.