Home / 48,215.80-72,328.45-16,621.70

Finding the Fourth Proportional to 48,215.80, 72,328.45 and 16,621.70

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Solution

The fourth proportional to 48,215.80, 72,328.45 and 16,621.70 is: 24,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,215.80 : 72,328.45 = 16,621.70 : x
  2. Step 2: Convert to fraction form
    48,215.80/72,328.45 = 16,621.70/x
  3. Step 3: Cross multiply
    48,215.80x = 72,328.45 × 16,621.70
  4. Step 4: Simplify right side
    48,215.80x = 1,202,221,425.33
  5. Step 5: Solve for x
    x = 1,202,221,425.33/48,215.80
  6. Step 6: Final answer
    x = 24,934.18

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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.