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Finding the Fourth Proportional to 32,950.76, 45,475.32 and 18,805.74

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Solution

The fourth proportional to 32,950.76, 45,475.32 and 18,805.74 is: 25,953.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,950.76 : 45,475.32 = 18,805.74 : x
  2. Step 2: Convert to fraction form
    32,950.76/45,475.32 = 18,805.74/x
  3. Step 3: Cross multiply
    32,950.76x = 45,475.32 × 18,805.74
  4. Step 4: Simplify right side
    32,950.76x = 855,197,044.34
  5. Step 5: Solve for x
    x = 855,197,044.34/32,950.76
  6. Step 6: Final answer
    x = 25,953.79

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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.