Home / 48,297.50-72,438.47-13,228.95

Finding the Fourth Proportional to 48,297.50, 72,438.47 and 13,228.95

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Solution

The fourth proportional to 48,297.50, 72,438.47 and 13,228.95 is: 19,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,297.50 : 72,438.47 = 13,228.95 : x
  2. Step 2: Convert to fraction form
    48,297.50/72,438.47 = 13,228.95/x
  3. Step 3: Cross multiply
    48,297.50x = 72,438.47 × 13,228.95
  4. Step 4: Simplify right side
    48,297.50x = 958,284,831.56
  5. Step 5: Solve for x
    x = 958,284,831.56/48,297.50
  6. Step 6: Final answer
    x = 19,841.29

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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.