Home / 48,155.40-72,215.15-16,556.52

Finding the Fourth Proportional to 48,155.40, 72,215.15 and 16,556.52

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Solution

The fourth proportional to 48,155.40, 72,215.15 and 16,556.52 is: 24,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155.40 : 72,215.15 = 16,556.52 : x
  2. Step 2: Convert to fraction form
    48,155.40/72,215.15 = 16,556.52/x
  3. Step 3: Cross multiply
    48,155.40x = 72,215.15 × 16,556.52
  4. Step 4: Simplify right side
    48,155.40x = 1,195,631,357.09
  5. Step 5: Solve for x
    x = 1,195,631,357.09/48,155.40
  6. Step 6: Final answer
    x = 24,828.60

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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.