Home / 22,930.63-31,641.06-13,373.44

Finding the Fourth Proportional to 22,930.63, 31,641.06 and 13,373.44

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Solution

The fourth proportional to 22,930.63, 31,641.06 and 13,373.44 is: 18,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.63 : 31,641.06 = 13,373.44 : x
  2. Step 2: Convert to fraction form
    22,930.63/31,641.06 = 13,373.44/x
  3. Step 3: Cross multiply
    22,930.63x = 31,641.06 × 13,373.44
  4. Step 4: Simplify right side
    22,930.63x = 423,149,788.49
  5. Step 5: Solve for x
    x = 423,149,788.49/22,930.63
  6. Step 6: Final answer
    x = 18,453.48

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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.