Home / 31,929.02-44,062.10-18,502.86

Finding the Fourth Proportional to 31,929.02, 44,062.10 and 18,502.86

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Solution

The fourth proportional to 31,929.02, 44,062.10 and 18,502.86 is: 25,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.02 : 44,062.10 = 18,502.86 : x
  2. Step 2: Convert to fraction form
    31,929.02/44,062.10 = 18,502.86/x
  3. Step 3: Cross multiply
    31,929.02x = 44,062.10 × 18,502.86
  4. Step 4: Simplify right side
    31,929.02x = 815,274,775.09
  5. Step 5: Solve for x
    x = 815,274,775.09/31,929.02
  6. Step 6: Final answer
    x = 25,533.98

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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.