Home / 14,232.12-19,639.92-8,264.28

Finding the Fourth Proportional to 14,232.12, 19,639.92 and 8,264.28

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Solution

The fourth proportional to 14,232.12, 19,639.92 and 8,264.28 is: 11,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.12 : 19,639.92 = 8,264.28 : x
  2. Step 2: Convert to fraction form
    14,232.12/19,639.92 = 8,264.28/x
  3. Step 3: Cross multiply
    14,232.12x = 19,639.92 × 8,264.28
  4. Step 4: Simplify right side
    14,232.12x = 162,309,798.06
  5. Step 5: Solve for x
    x = 162,309,798.06/14,232.12
  6. Step 6: Final answer
    x = 11,404.47

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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.