Home / 14,266.91-19,695.20-9,494.79

Finding the Fourth Proportional to 14,266.91, 19,695.20 and 9,494.79

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Solution

The fourth proportional to 14,266.91, 19,695.20 and 9,494.79 is: 13,107.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.91 : 19,695.20 = 9,494.79 : x
  2. Step 2: Convert to fraction form
    14,266.91/19,695.20 = 9,494.79/x
  3. Step 3: Cross multiply
    14,266.91x = 19,695.20 × 9,494.79
  4. Step 4: Simplify right side
    14,266.91x = 187,001,886.26
  5. Step 5: Solve for x
    x = 187,001,886.26/14,266.91
  6. Step 6: Final answer
    x = 13,107.39

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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.