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Finding the Fourth Proportional to 35,262.73, 48,685.37 and 21,848.22

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Solution

The fourth proportional to 35,262.73, 48,685.37 and 21,848.22 is: 30,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,262.73 : 48,685.37 = 21,848.22 : x
  2. Step 2: Convert to fraction form
    35,262.73/48,685.37 = 21,848.22/x
  3. Step 3: Cross multiply
    35,262.73x = 48,685.37 × 21,848.22
  4. Step 4: Simplify right side
    35,262.73x = 1,063,688,674.54
  5. Step 5: Solve for x
    x = 1,063,688,674.54/35,262.73
  6. Step 6: Final answer
    x = 30,164.67

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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.