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Finding the Fourth Proportional to 45,891.67, 63,330.22 and 25,748.51

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Solution

The fourth proportional to 45,891.67, 63,330.22 and 25,748.51 is: 35,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891.67 : 63,330.22 = 25,748.51 : x
  2. Step 2: Convert to fraction form
    45,891.67/63,330.22 = 25,748.51/x
  3. Step 3: Cross multiply
    45,891.67x = 63,330.22 × 25,748.51
  4. Step 4: Simplify right side
    45,891.67x = 1,630,658,750.94
  5. Step 5: Solve for x
    x = 1,630,658,750.94/45,891.67
  6. Step 6: Final answer
    x = 35,532.78

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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.