Home / 53,682.12-74,086.02-29,813.46

Finding the Fourth Proportional to 53,682.12, 74,086.02 and 29,813.46

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Solution

The fourth proportional to 53,682.12, 74,086.02 and 29,813.46 is: 41,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.12 : 74,086.02 = 29,813.46 : x
  2. Step 2: Convert to fraction form
    53,682.12/74,086.02 = 29,813.46/x
  3. Step 3: Cross multiply
    53,682.12x = 74,086.02 × 29,813.46
  4. Step 4: Simplify right side
    53,682.12x = 2,208,760,593.83
  5. Step 5: Solve for x
    x = 2,208,760,593.83/53,682.12
  6. Step 6: Final answer
    x = 41,145.18

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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.