Home / 28,334.52-42,500.16-10,806.12

Finding the Fourth Proportional to 28,334.52, 42,500.16 and 10,806.12

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Solution

The fourth proportional to 28,334.52, 42,500.16 and 10,806.12 is: 16,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.52 : 42,500.16 = 10,806.12 : x
  2. Step 2: Convert to fraction form
    28,334.52/42,500.16 = 10,806.12/x
  3. Step 3: Cross multiply
    28,334.52x = 42,500.16 × 10,806.12
  4. Step 4: Simplify right side
    28,334.52x = 459,261,828.98
  5. Step 5: Solve for x
    x = 459,261,828.98/28,334.52
  6. Step 6: Final answer
    x = 16,208.56

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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.