Home / 12,224.26-16,856.96-10,875.62

Finding the Fourth Proportional to 12,224.26, 16,856.96 and 10,875.62

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Solution

The fourth proportional to 12,224.26, 16,856.96 and 10,875.62 is: 14,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.26 : 16,856.96 = 10,875.62 : x
  2. Step 2: Convert to fraction form
    12,224.26/16,856.96 = 10,875.62/x
  3. Step 3: Cross multiply
    12,224.26x = 16,856.96 × 10,875.62
  4. Step 4: Simplify right side
    12,224.26x = 183,329,891.32
  5. Step 5: Solve for x
    x = 183,329,891.32/12,224.26
  6. Step 6: Final answer
    x = 14,997.22

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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.