Home / 48,637.83-72,989.55-19,051.97

Finding the Fourth Proportional to 48,637.83, 72,989.55 and 19,051.97

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Solution

The fourth proportional to 48,637.83, 72,989.55 and 19,051.97 is: 28,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637.83 : 72,989.55 = 19,051.97 : x
  2. Step 2: Convert to fraction form
    48,637.83/72,989.55 = 19,051.97/x
  3. Step 3: Cross multiply
    48,637.83x = 72,989.55 × 19,051.97
  4. Step 4: Simplify right side
    48,637.83x = 1,390,594,351.97
  5. Step 5: Solve for x
    x = 1,390,594,351.97/48,637.83
  6. Step 6: Final answer
    x = 28,590.80

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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.