Home / 48,268.77-72,400.52-13,205.89

Finding the Fourth Proportional to 48,268.77, 72,400.52 and 13,205.89

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Solution

The fourth proportional to 48,268.77, 72,400.52 and 13,205.89 is: 19,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268.77 : 72,400.52 = 13,205.89 : x
  2. Step 2: Convert to fraction form
    48,268.77/72,400.52 = 13,205.89/x
  3. Step 3: Cross multiply
    48,268.77x = 72,400.52 × 13,205.89
  4. Step 4: Simplify right side
    48,268.77x = 956,113,237.03
  5. Step 5: Solve for x
    x = 956,113,237.03/48,268.77
  6. Step 6: Final answer
    x = 19,808.11

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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.