Home / 13,264.79-19,878.92-6,695.33

Finding the Fourth Proportional to 13,264.79, 19,878.92 and 6,695.33

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Solution

The fourth proportional to 13,264.79, 19,878.92 and 6,695.33 is: 10,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.79 : 19,878.92 = 6,695.33 : x
  2. Step 2: Convert to fraction form
    13,264.79/19,878.92 = 6,695.33/x
  3. Step 3: Cross multiply
    13,264.79x = 19,878.92 × 6,695.33
  4. Step 4: Simplify right side
    13,264.79x = 133,095,895.97
  5. Step 5: Solve for x
    x = 133,095,895.97/13,264.79
  6. Step 6: Final answer
    x = 10,033.77

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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.