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Finding the Fourth Proportional to 18,060.66, 24,926.63 and 11,347.26

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Solution

The fourth proportional to 18,060.66, 24,926.63 and 11,347.26 is: 15,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.66 : 24,926.63 = 11,347.26 : x
  2. Step 2: Convert to fraction form
    18,060.66/24,926.63 = 11,347.26/x
  3. Step 3: Cross multiply
    18,060.66x = 24,926.63 × 11,347.26
  4. Step 4: Simplify right side
    18,060.66x = 282,848,951.53
  5. Step 5: Solve for x
    x = 282,848,951.53/18,060.66
  6. Step 6: Final answer
    x = 15,661.05

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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.