Home / 30,123.27-41,574.60-17,374.07

Finding the Fourth Proportional to 30,123.27, 41,574.60 and 17,374.07

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Solution

The fourth proportional to 30,123.27, 41,574.60 and 17,374.07 is: 23,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123.27 : 41,574.60 = 17,374.07 : x
  2. Step 2: Convert to fraction form
    30,123.27/41,574.60 = 17,374.07/x
  3. Step 3: Cross multiply
    30,123.27x = 41,574.60 × 17,374.07
  4. Step 4: Simplify right side
    30,123.27x = 722,320,010.62
  5. Step 5: Solve for x
    x = 722,320,010.62/30,123.27
  6. Step 6: Final answer
    x = 23,978.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.