Home / 48,011.09-72,035.28-19,924.11

Finding the Fourth Proportional to 48,011.09, 72,035.28 and 19,924.11

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Solution

The fourth proportional to 48,011.09, 72,035.28 and 19,924.11 is: 29,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,011.09 : 72,035.28 = 19,924.11 : x
  2. Step 2: Convert to fraction form
    48,011.09/72,035.28 = 19,924.11/x
  3. Step 3: Cross multiply
    48,011.09x = 72,035.28 × 19,924.11
  4. Step 4: Simplify right side
    48,011.09x = 1,435,238,842.60
  5. Step 5: Solve for x
    x = 1,435,238,842.60/48,011.09
  6. Step 6: Final answer
    x = 29,893.91

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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.