Home / 55,714.91-76,886.13-30,221.22

Finding the Fourth Proportional to 55,714.91, 76,886.13 and 30,221.22

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Solution

The fourth proportional to 55,714.91, 76,886.13 and 30,221.22 is: 41,705.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,714.91 : 76,886.13 = 30,221.22 : x
  2. Step 2: Convert to fraction form
    55,714.91/76,886.13 = 30,221.22/x
  3. Step 3: Cross multiply
    55,714.91x = 76,886.13 × 30,221.22
  4. Step 4: Simplify right side
    55,714.91x = 2,323,592,248.03
  5. Step 5: Solve for x
    x = 2,323,592,248.03/55,714.91
  6. Step 6: Final answer
    x = 41,705.03

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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.