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Finding the Fourth Proportional to 34,873.68, 48,126.68 and 21,262.51

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Solution

The fourth proportional to 34,873.68, 48,126.68 and 21,262.51 is: 29,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,873.68 : 48,126.68 = 21,262.51 : x
  2. Step 2: Convert to fraction form
    34,873.68/48,126.68 = 21,262.51/x
  3. Step 3: Cross multiply
    34,873.68x = 48,126.68 × 21,262.51
  4. Step 4: Simplify right side
    34,873.68x = 1,023,294,014.77
  5. Step 5: Solve for x
    x = 1,023,294,014.77/34,873.68
  6. Step 6: Final answer
    x = 29,342.87

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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.