Home / 48,813.80-73,192.67-19,215.49

Finding the Fourth Proportional to 48,813.80, 73,192.67 and 19,215.49

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Solution

The fourth proportional to 48,813.80, 73,192.67 and 19,215.49 is: 28,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,813.80 : 73,192.67 = 19,215.49 : x
  2. Step 2: Convert to fraction form
    48,813.80/73,192.67 = 19,215.49/x
  3. Step 3: Cross multiply
    48,813.80x = 73,192.67 × 19,215.49
  4. Step 4: Simplify right side
    48,813.80x = 1,406,432,883.52
  5. Step 5: Solve for x
    x = 1,406,432,883.52/48,813.80
  6. Step 6: Final answer
    x = 28,812.20

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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.