Home / 19,294.50-26,648.28-12,995.94

Finding the Fourth Proportional to 19,294.50, 26,648.28 and 12,995.94

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Solution

The fourth proportional to 19,294.50, 26,648.28 and 12,995.94 is: 17,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.50 : 26,648.28 = 12,995.94 : x
  2. Step 2: Convert to fraction form
    19,294.50/26,648.28 = 12,995.94/x
  3. Step 3: Cross multiply
    19,294.50x = 26,648.28 × 12,995.94
  4. Step 4: Simplify right side
    19,294.50x = 346,319,447.98
  5. Step 5: Solve for x
    x = 346,319,447.98/19,294.50
  6. Step 6: Final answer
    x = 17,949.13

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Similar ratio
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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.