Home / 48,900.30-73,350.45-19,302.90

Finding the Fourth Proportional to 48,900.30, 73,350.45 and 19,302.90

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Solution

The fourth proportional to 48,900.30, 73,350.45 and 19,302.90 is: 28,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,900.30 : 73,350.45 = 19,302.90 : x
  2. Step 2: Convert to fraction form
    48,900.30/73,350.45 = 19,302.90/x
  3. Step 3: Cross multiply
    48,900.30x = 73,350.45 × 19,302.90
  4. Step 4: Simplify right side
    48,900.30x = 1,415,876,401.31
  5. Step 5: Solve for x
    x = 1,415,876,401.31/48,900.30
  6. Step 6: Final answer
    x = 28,954.35

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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.