Home / 53,374.34-80,070.73-21,801.56

Finding the Fourth Proportional to 53,374.34, 80,070.73 and 21,801.56

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Solution

The fourth proportional to 53,374.34, 80,070.73 and 21,801.56 is: 32,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.34 : 80,070.73 = 21,801.56 : x
  2. Step 2: Convert to fraction form
    53,374.34/80,070.73 = 21,801.56/x
  3. Step 3: Cross multiply
    53,374.34x = 80,070.73 × 21,801.56
  4. Step 4: Simplify right side
    53,374.34x = 1,745,666,369.48
  5. Step 5: Solve for x
    x = 1,745,666,369.48/53,374.34
  6. Step 6: Final answer
    x = 32,706.10

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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.