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Finding the Fourth Proportional to 48,646.32, 72,966.81 and 14,912.28

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Solution

The fourth proportional to 48,646.32, 72,966.81 and 14,912.28 is: 22,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,646.32 : 72,966.81 = 14,912.28 : x
  2. Step 2: Convert to fraction form
    48,646.32/72,966.81 = 14,912.28/x
  3. Step 3: Cross multiply
    48,646.32x = 72,966.81 × 14,912.28
  4. Step 4: Simplify right side
    48,646.32x = 1,088,101,501.43
  5. Step 5: Solve for x
    x = 1,088,101,501.43/48,646.32
  6. Step 6: Final answer
    x = 22,367.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.