Home / 19,299.82-26,612.60-12,572.97

Finding the Fourth Proportional to 19,299.82, 26,612.60 and 12,572.97

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Solution

The fourth proportional to 19,299.82, 26,612.60 and 12,572.97 is: 17,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299.82 : 26,612.60 = 12,572.97 : x
  2. Step 2: Convert to fraction form
    19,299.82/26,612.60 = 12,572.97/x
  3. Step 3: Cross multiply
    19,299.82x = 26,612.60 × 12,572.97
  4. Step 4: Simplify right side
    19,299.82x = 334,599,479.18
  5. Step 5: Solve for x
    x = 334,599,479.18/19,299.82
  6. Step 6: Final answer
    x = 17,336.92

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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.