Home / 55,698.58-76,856.97-31,826.80

Finding the Fourth Proportional to 55,698.58, 76,856.97 and 31,826.80

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Solution

The fourth proportional to 55,698.58, 76,856.97 and 31,826.80 is: 43,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,698.58 : 76,856.97 = 31,826.80 : x
  2. Step 2: Convert to fraction form
    55,698.58/76,856.97 = 31,826.80/x
  3. Step 3: Cross multiply
    55,698.58x = 76,856.97 × 31,826.80
  4. Step 4: Simplify right side
    55,698.58x = 2,446,111,412.80
  5. Step 5: Solve for x
    x = 2,446,111,412.80/55,698.58
  6. Step 6: Final answer
    x = 43,916.94

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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.