Home / 55,742.20-76,924.78-30,248.52

Finding the Fourth Proportional to 55,742.20, 76,924.78 and 30,248.52

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Solution

The fourth proportional to 55,742.20, 76,924.78 and 30,248.52 is: 41,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,742.20 : 76,924.78 = 30,248.52 : x
  2. Step 2: Convert to fraction form
    55,742.20/76,924.78 = 30,248.52/x
  3. Step 3: Cross multiply
    55,742.20x = 76,924.78 × 30,248.52
  4. Step 4: Simplify right side
    55,742.20x = 2,326,860,746.33
  5. Step 5: Solve for x
    x = 2,326,860,746.33/55,742.20
  6. Step 6: Final answer
    x = 41,743.25

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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.