Home / 22,347.33-30,837.47-12,275.25

Finding the Fourth Proportional to 22,347.33, 30,837.47 and 12,275.25

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Solution

The fourth proportional to 22,347.33, 30,837.47 and 12,275.25 is: 16,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,347.33 : 30,837.47 = 12,275.25 : x
  2. Step 2: Convert to fraction form
    22,347.33/30,837.47 = 12,275.25/x
  3. Step 3: Cross multiply
    22,347.33x = 30,837.47 × 12,275.25
  4. Step 4: Simplify right side
    22,347.33x = 378,537,653.62
  5. Step 5: Solve for x
    x = 378,537,653.62/22,347.33
  6. Step 6: Final answer
    x = 16,938.83

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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.