Home / 28,895.73-43,265.35-15,015.57

Finding the Fourth Proportional to 28,895.73, 43,265.35 and 15,015.57

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Solution

The fourth proportional to 28,895.73, 43,265.35 and 15,015.57 is: 22,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.73 : 43,265.35 = 15,015.57 : x
  2. Step 2: Convert to fraction form
    28,895.73/43,265.35 = 15,015.57/x
  3. Step 3: Cross multiply
    28,895.73x = 43,265.35 × 15,015.57
  4. Step 4: Simplify right side
    28,895.73x = 649,653,891.50
  5. Step 5: Solve for x
    x = 649,653,891.50/28,895.73
  6. Step 6: Final answer
    x = 22,482.70

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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.