Home / 28,263.87-38,981.89-25,037.14

Finding the Fourth Proportional to 28,263.87, 38,981.89 and 25,037.14

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Solution

The fourth proportional to 28,263.87, 38,981.89 and 25,037.14 is: 34,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263.87 : 38,981.89 = 25,037.14 : x
  2. Step 2: Convert to fraction form
    28,263.87/38,981.89 = 25,037.14/x
  3. Step 3: Cross multiply
    28,263.87x = 38,981.89 × 25,037.14
  4. Step 4: Simplify right side
    28,263.87x = 975,994,912.21
  5. Step 5: Solve for x
    x = 975,994,912.21/28,263.87
  6. Step 6: Final answer
    x = 34,531.54

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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.