Home / 28,606.32-42,910.66-10,835.24

Finding the Fourth Proportional to 28,606.32, 42,910.66 and 10,835.24

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Solution

The fourth proportional to 28,606.32, 42,910.66 and 10,835.24 is: 16,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,606.32 : 42,910.66 = 10,835.24 : x
  2. Step 2: Convert to fraction form
    28,606.32/42,910.66 = 10,835.24/x
  3. Step 3: Cross multiply
    28,606.32x = 42,910.66 × 10,835.24
  4. Step 4: Simplify right side
    28,606.32x = 464,947,299.66
  5. Step 5: Solve for x
    x = 464,947,299.66/28,606.32
  6. Step 6: Final answer
    x = 16,253.31

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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.