Home / 13,932.91-19,224.10-7,883.29

Finding the Fourth Proportional to 13,932.91, 19,224.10 and 7,883.29

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Solution

The fourth proportional to 13,932.91, 19,224.10 and 7,883.29 is: 10,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.91 : 19,224.10 = 7,883.29 : x
  2. Step 2: Convert to fraction form
    13,932.91/19,224.10 = 7,883.29/x
  3. Step 3: Cross multiply
    13,932.91x = 19,224.10 × 7,883.29
  4. Step 4: Simplify right side
    13,932.91x = 151,549,189.17
  5. Step 5: Solve for x
    x = 151,549,189.17/13,932.91
  6. Step 6: Final answer
    x = 10,877.07

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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.