Home / 48,477.48-72,717.12-15,196.80

Finding the Fourth Proportional to 48,477.48, 72,717.12 and 15,196.80

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Solution

The fourth proportional to 48,477.48, 72,717.12 and 15,196.80 is: 22,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,477.48 : 72,717.12 = 15,196.80 : x
  2. Step 2: Convert to fraction form
    48,477.48/72,717.12 = 15,196.80/x
  3. Step 3: Cross multiply
    48,477.48x = 72,717.12 × 15,196.80
  4. Step 4: Simplify right side
    48,477.48x = 1,105,067,529.22
  5. Step 5: Solve for x
    x = 1,105,067,529.22/48,477.48
  6. Step 6: Final answer
    x = 22,795.48

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1.5x scale

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.