Home / 13,934.00-19,244.89-9,175.21

Finding the Fourth Proportional to 13,934.00, 19,244.89 and 9,175.21

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Solution

The fourth proportional to 13,934.00, 19,244.89 and 9,175.21 is: 12,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.00 : 19,244.89 = 9,175.21 : x
  2. Step 2: Convert to fraction form
    13,934.00/19,244.89 = 9,175.21/x
  3. Step 3: Cross multiply
    13,934.00x = 19,244.89 × 9,175.21
  4. Step 4: Simplify right side
    13,934.00x = 176,575,953.61
  5. Step 5: Solve for x
    x = 176,575,953.61/13,934.00
  6. Step 6: Final answer
    x = 12,672.31

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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.