Home / 22,898.49-31,601.10-12,826.34

Finding the Fourth Proportional to 22,898.49, 31,601.10 and 12,826.34

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Solution

The fourth proportional to 22,898.49, 31,601.10 and 12,826.34 is: 17,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.49 : 31,601.10 = 12,826.34 : x
  2. Step 2: Convert to fraction form
    22,898.49/31,601.10 = 12,826.34/x
  3. Step 3: Cross multiply
    22,898.49x = 31,601.10 × 12,826.34
  4. Step 4: Simplify right side
    22,898.49x = 405,326,452.97
  5. Step 5: Solve for x
    x = 405,326,452.97/22,898.49
  6. Step 6: Final answer
    x = 17,701.01

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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.