Home / 48,605.10-72,908.79-13,066.46

Finding the Fourth Proportional to 48,605.10, 72,908.79 and 13,066.46

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Solution

The fourth proportional to 48,605.10, 72,908.79 and 13,066.46 is: 19,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,605.10 : 72,908.79 = 13,066.46 : x
  2. Step 2: Convert to fraction form
    48,605.10/72,908.79 = 13,066.46/x
  3. Step 3: Cross multiply
    48,605.10x = 72,908.79 × 13,066.46
  4. Step 4: Simplify right side
    48,605.10x = 952,659,788.18
  5. Step 5: Solve for x
    x = 952,659,788.18/48,605.10
  6. Step 6: Final answer
    x = 19,600.00

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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.