Home / 13,264.72-19,889.12-6,246.32

Finding the Fourth Proportional to 13,264.72, 19,889.12 and 6,246.32

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Solution

The fourth proportional to 13,264.72, 19,889.12 and 6,246.32 is: 9,365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.72 : 19,889.12 = 6,246.32 : x
  2. Step 2: Convert to fraction form
    13,264.72/19,889.12 = 6,246.32/x
  3. Step 3: Cross multiply
    13,264.72x = 19,889.12 × 6,246.32
  4. Step 4: Simplify right side
    13,264.72x = 124,233,808.04
  5. Step 5: Solve for x
    x = 124,233,808.04/13,264.72
  6. Step 6: Final answer
    x = 9,365.73

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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.