Home / 48,478.48-72,718.62-15,197.80

Finding the Fourth Proportional to 48,478.48, 72,718.62 and 15,197.80

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Solution

The fourth proportional to 48,478.48, 72,718.62 and 15,197.80 is: 22,796.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,478.48 : 72,718.62 = 15,197.80 : x
  2. Step 2: Convert to fraction form
    48,478.48/72,718.62 = 15,197.80/x
  3. Step 3: Cross multiply
    48,478.48x = 72,718.62 × 15,197.80
  4. Step 4: Simplify right side
    48,478.48x = 1,105,163,043.04
  5. Step 5: Solve for x
    x = 1,105,163,043.04/48,478.48
  6. Step 6: Final answer
    x = 22,796.98

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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.