Home / 13,932.08-19,223.43-8,264.35

Finding the Fourth Proportional to 13,932.08, 19,223.43 and 8,264.35

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Solution

The fourth proportional to 13,932.08, 19,223.43 and 8,264.35 is: 11,403.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.08 : 19,223.43 = 8,264.35 : x
  2. Step 2: Convert to fraction form
    13,932.08/19,223.43 = 8,264.35/x
  3. Step 3: Cross multiply
    13,932.08x = 19,223.43 × 8,264.35
  4. Step 4: Simplify right side
    13,932.08x = 158,869,036.94
  5. Step 5: Solve for x
    x = 158,869,036.94/13,932.08
  6. Step 6: Final answer
    x = 11,403.11

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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.