Home / 28,426.26-42,645.56-10,896.11

Finding the Fourth Proportional to 28,426.26, 42,645.56 and 10,896.11

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Solution

The fourth proportional to 28,426.26, 42,645.56 and 10,896.11 is: 16,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,426.26 : 42,645.56 = 10,896.11 : x
  2. Step 2: Convert to fraction form
    28,426.26/42,645.56 = 10,896.11/x
  3. Step 3: Cross multiply
    28,426.26x = 42,645.56 × 10,896.11
  4. Step 4: Simplify right side
    28,426.26x = 464,670,445.06
  5. Step 5: Solve for x
    x = 464,670,445.06/28,426.26
  6. Step 6: Final answer
    x = 16,346.52

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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.