Home / 29,336.82-40,474.20-19,270.74

Finding the Fourth Proportional to 29,336.82, 40,474.20 and 19,270.74

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Solution

The fourth proportional to 29,336.82, 40,474.20 and 19,270.74 is: 26,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,336.82 : 40,474.20 = 19,270.74 : x
  2. Step 2: Convert to fraction form
    29,336.82/40,474.20 = 19,270.74/x
  3. Step 3: Cross multiply
    29,336.82x = 40,474.20 × 19,270.74
  4. Step 4: Simplify right side
    29,336.82x = 779,967,784.91
  5. Step 5: Solve for x
    x = 779,967,784.91/29,336.82
  6. Step 6: Final answer
    x = 26,586.65

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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.