Home / 48,634.20-72,984.10-19,048.34

Finding the Fourth Proportional to 48,634.20, 72,984.10 and 19,048.34

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Solution

The fourth proportional to 48,634.20, 72,984.10 and 19,048.34 is: 28,585.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.20 : 72,984.10 = 19,048.34 : x
  2. Step 2: Convert to fraction form
    48,634.20/72,984.10 = 19,048.34/x
  3. Step 3: Cross multiply
    48,634.20x = 72,984.10 × 19,048.34
  4. Step 4: Simplify right side
    48,634.20x = 1,390,225,951.39
  5. Step 5: Solve for x
    x = 1,390,225,951.39/48,634.20
  6. Step 6: Final answer
    x = 28,585.36

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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.