Home / 13,371.66-20,057.55-8,176.32

Finding the Fourth Proportional to 13,371.66, 20,057.55 and 8,176.32

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Solution

The fourth proportional to 13,371.66, 20,057.55 and 8,176.32 is: 12,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.66 : 20,057.55 = 8,176.32 : x
  2. Step 2: Convert to fraction form
    13,371.66/20,057.55 = 8,176.32/x
  3. Step 3: Cross multiply
    13,371.66x = 20,057.55 × 8,176.32
  4. Step 4: Simplify right side
    13,371.66x = 163,996,947.22
  5. Step 5: Solve for x
    x = 163,996,947.22/13,371.66
  6. Step 6: Final answer
    x = 12,264.52

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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.