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Finding the Fourth Proportional to 15,967.41, 22,035.02 and 9,256.94

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Solution

The fourth proportional to 15,967.41, 22,035.02 and 9,256.94 is: 12,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,967.41 : 22,035.02 = 9,256.94 : x
  2. Step 2: Convert to fraction form
    15,967.41/22,035.02 = 9,256.94/x
  3. Step 3: Cross multiply
    15,967.41x = 22,035.02 × 9,256.94
  4. Step 4: Simplify right side
    15,967.41x = 203,976,701.58
  5. Step 5: Solve for x
    x = 203,976,701.58/15,967.41
  6. Step 6: Final answer
    x = 12,774.56

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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.