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Finding the Fourth Proportional to 34,393.60, 51,434.88 and 26,494.72

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Solution

The fourth proportional to 34,393.60, 51,434.88 and 26,494.72 is: 39,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.60 : 51,434.88 = 26,494.72 : x
  2. Step 2: Convert to fraction form
    34,393.60/51,434.88 = 26,494.72/x
  3. Step 3: Cross multiply
    34,393.60x = 51,434.88 × 26,494.72
  4. Step 4: Simplify right side
    34,393.60x = 1,362,752,743.83
  5. Step 5: Solve for x
    x = 1,362,752,743.83/34,393.60
  6. Step 6: Final answer
    x = 39,622.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.