Home / 55,817.08-77,027.25-30,323.24

Finding the Fourth Proportional to 55,817.08, 77,027.25 and 30,323.24

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Solution

The fourth proportional to 55,817.08, 77,027.25 and 30,323.24 is: 41,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,817.08 : 77,027.25 = 30,323.24 : x
  2. Step 2: Convert to fraction form
    55,817.08/77,027.25 = 30,323.24/x
  3. Step 3: Cross multiply
    55,817.08x = 77,027.25 × 30,323.24
  4. Step 4: Simplify right side
    55,817.08x = 2,335,715,788.29
  5. Step 5: Solve for x
    x = 2,335,715,788.29/55,817.08
  6. Step 6: Final answer
    x = 41,845.90

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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.