Home / 48,355.28-72,526.70-13,297.68

Finding the Fourth Proportional to 48,355.28, 72,526.70 and 13,297.68

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Solution

The fourth proportional to 48,355.28, 72,526.70 and 13,297.68 is: 19,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,355.28 : 72,526.70 = 13,297.68 : x
  2. Step 2: Convert to fraction form
    48,355.28/72,526.70 = 13,297.68/x
  3. Step 3: Cross multiply
    48,355.28x = 72,526.70 × 13,297.68
  4. Step 4: Simplify right side
    48,355.28x = 964,436,848.06
  5. Step 5: Solve for x
    x = 964,436,848.06/48,355.28
  6. Step 6: Final answer
    x = 19,944.81

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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.