Home / 56,735.76-85,103.52-15,181.68

Finding the Fourth Proportional to 56,735.76, 85,103.52 and 15,181.68

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Solution

The fourth proportional to 56,735.76, 85,103.52 and 15,181.68 is: 22,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,735.76 : 85,103.52 = 15,181.68 : x
  2. Step 2: Convert to fraction form
    56,735.76/85,103.52 = 15,181.68/x
  3. Step 3: Cross multiply
    56,735.76x = 85,103.52 × 15,181.68
  4. Step 4: Simplify right side
    56,735.76x = 1,292,014,407.51
  5. Step 5: Solve for x
    x = 1,292,014,407.51/56,735.76
  6. Step 6: Final answer
    x = 22,772.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.