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Finding the Fourth Proportional to 32,294.70, 44,570.79 and 18,147.51

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Solution

The fourth proportional to 32,294.70, 44,570.79 and 18,147.51 is: 25,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,294.70 : 44,570.79 = 18,147.51 : x
  2. Step 2: Convert to fraction form
    32,294.70/44,570.79 = 18,147.51/x
  3. Step 3: Cross multiply
    32,294.70x = 44,570.79 × 18,147.51
  4. Step 4: Simplify right side
    32,294.70x = 808,848,857.23
  5. Step 5: Solve for x
    x = 808,848,857.23/32,294.70
  6. Step 6: Final answer
    x = 25,045.87

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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.