Home / 55,714.18-76,877.43-31,836.24

Finding the Fourth Proportional to 55,714.18, 76,877.43 and 31,836.24

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Solution

The fourth proportional to 55,714.18, 76,877.43 and 31,836.24 is: 43,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,714.18 : 76,877.43 = 31,836.24 : x
  2. Step 2: Convert to fraction form
    55,714.18/76,877.43 = 31,836.24/x
  3. Step 3: Cross multiply
    55,714.18x = 76,877.43 × 31,836.24
  4. Step 4: Simplify right side
    55,714.18x = 2,447,487,927.68
  5. Step 5: Solve for x
    x = 2,447,487,927.68/55,714.18
  6. Step 6: Final answer
    x = 43,929.36

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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.