Home / 55,746.05-76,927.07-31,874.29

Finding the Fourth Proportional to 55,746.05, 76,927.07 and 31,874.29

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Solution

The fourth proportional to 55,746.05, 76,927.07 and 31,874.29 is: 43,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,746.05 : 76,927.07 = 31,874.29 : x
  2. Step 2: Convert to fraction form
    55,746.05/76,927.07 = 31,874.29/x
  3. Step 3: Cross multiply
    55,746.05x = 76,927.07 × 31,874.29
  4. Step 4: Simplify right side
    55,746.05x = 2,451,995,625.40
  5. Step 5: Solve for x
    x = 2,451,995,625.40/55,746.05
  6. Step 6: Final answer
    x = 43,985.10

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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.