Home / 49,975.93-74,988.33-21,892.15

Finding the Fourth Proportional to 49,975.93, 74,988.33 and 21,892.15

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Solution

The fourth proportional to 49,975.93, 74,988.33 and 21,892.15 is: 32,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,975.93 : 74,988.33 = 21,892.15 : x
  2. Step 2: Convert to fraction form
    49,975.93/74,988.33 = 21,892.15/x
  3. Step 3: Cross multiply
    49,975.93x = 74,988.33 × 21,892.15
  4. Step 4: Simplify right side
    49,975.93x = 1,641,655,768.61
  5. Step 5: Solve for x
    x = 1,641,655,768.61/49,975.93
  6. Step 6: Final answer
    x = 32,848.93

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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.