Home / 48,615.49-72,923.19-19,012.52

Finding the Fourth Proportional to 48,615.49, 72,923.19 and 19,012.52

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Solution

The fourth proportional to 48,615.49, 72,923.19 and 19,012.52 is: 28,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,615.49 : 72,923.19 = 19,012.52 : x
  2. Step 2: Convert to fraction form
    48,615.49/72,923.19 = 19,012.52/x
  3. Step 3: Cross multiply
    48,615.49x = 72,923.19 × 19,012.52
  4. Step 4: Simplify right side
    48,615.49x = 1,386,453,719.35
  5. Step 5: Solve for x
    x = 1,386,453,719.35/48,615.49
  6. Step 6: Final answer
    x = 28,518.76

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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.