Home / 34,811.70-48,044.52-21,384.72

Finding the Fourth Proportional to 34,811.70, 48,044.52 and 21,384.72

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Solution

The fourth proportional to 34,811.70, 48,044.52 and 21,384.72 is: 29,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.70 : 48,044.52 = 21,384.72 : x
  2. Step 2: Convert to fraction form
    34,811.70/48,044.52 = 21,384.72/x
  3. Step 3: Cross multiply
    34,811.70x = 48,044.52 × 21,384.72
  4. Step 4: Simplify right side
    34,811.70x = 1,027,418,607.73
  5. Step 5: Solve for x
    x = 1,027,418,607.73/34,811.70
  6. Step 6: Final answer
    x = 29,513.60

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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.