Home / 48,603.09-67,073.67-28,458.08

Finding the Fourth Proportional to 48,603.09, 67,073.67 and 28,458.08

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Solution

The fourth proportional to 48,603.09, 67,073.67 and 28,458.08 is: 39,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,603.09 : 67,073.67 = 28,458.08 : x
  2. Step 2: Convert to fraction form
    48,603.09/67,073.67 = 28,458.08/x
  3. Step 3: Cross multiply
    48,603.09x = 67,073.67 × 28,458.08
  4. Step 4: Simplify right side
    48,603.09x = 1,908,787,866.75
  5. Step 5: Solve for x
    x = 1,908,787,866.75/48,603.09
  6. Step 6: Final answer
    x = 39,272.97

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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.