Home / 39,218.23-54,129.02-23,299.62

Finding the Fourth Proportional to 39,218.23, 54,129.02 and 23,299.62

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Solution

The fourth proportional to 39,218.23, 54,129.02 and 23,299.62 is: 32,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.23 : 54,129.02 = 23,299.62 : x
  2. Step 2: Convert to fraction form
    39,218.23/54,129.02 = 23,299.62/x
  3. Step 3: Cross multiply
    39,218.23x = 54,129.02 × 23,299.62
  4. Step 4: Simplify right side
    39,218.23x = 1,261,185,596.97
  5. Step 5: Solve for x
    x = 1,261,185,596.97/39,218.23
  6. Step 6: Final answer
    x = 32,158.15

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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.