Home / 22,746.93-31,390.96-12,537.39

Finding the Fourth Proportional to 22,746.93, 31,390.96 and 12,537.39

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Solution

The fourth proportional to 22,746.93, 31,390.96 and 12,537.39 is: 17,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,746.93 : 31,390.96 = 12,537.39 : x
  2. Step 2: Convert to fraction form
    22,746.93/31,390.96 = 12,537.39/x
  3. Step 3: Cross multiply
    22,746.93x = 31,390.96 × 12,537.39
  4. Step 4: Simplify right side
    22,746.93x = 393,560,817.87
  5. Step 5: Solve for x
    x = 393,560,817.87/22,746.93
  6. Step 6: Final answer
    x = 17,301.71

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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.