Home / 55,403.83-76,447.13-32,746.51

Finding the Fourth Proportional to 55,403.83, 76,447.13 and 32,746.51

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Solution

The fourth proportional to 55,403.83, 76,447.13 and 32,746.51 is: 45,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403.83 : 76,447.13 = 32,746.51 : x
  2. Step 2: Convert to fraction form
    55,403.83/76,447.13 = 32,746.51/x
  3. Step 3: Cross multiply
    55,403.83x = 76,447.13 × 32,746.51
  4. Step 4: Simplify right side
    55,403.83x = 2,503,376,474.97
  5. Step 5: Solve for x
    x = 2,503,376,474.97/55,403.83
  6. Step 6: Final answer
    x = 45,184.18

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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.