Home / 37,664.40-56,545.20-30,277.20

Finding the Fourth Proportional to 37,664.40, 56,545.20 and 30,277.20

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Solution

The fourth proportional to 37,664.40, 56,545.20 and 30,277.20 is: 45,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.40 : 56,545.20 = 30,277.20 : x
  2. Step 2: Convert to fraction form
    37,664.40/56,545.20 = 30,277.20/x
  3. Step 3: Cross multiply
    37,664.40x = 56,545.20 × 30,277.20
  4. Step 4: Simplify right side
    37,664.40x = 1,712,030,329.44
  5. Step 5: Solve for x
    x = 1,712,030,329.44/37,664.40
  6. Step 6: Final answer
    x = 45,454.87

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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.