Home / 55,989.60-77,271.10-41,817.84

Finding the Fourth Proportional to 55,989.60, 77,271.10 and 41,817.84

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Solution

The fourth proportional to 55,989.60, 77,271.10 and 41,817.84 is: 57,712.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,989.60 : 77,271.10 = 41,817.84 : x
  2. Step 2: Convert to fraction form
    55,989.60/77,271.10 = 41,817.84/x
  3. Step 3: Cross multiply
    55,989.60x = 77,271.10 × 41,817.84
  4. Step 4: Simplify right side
    55,989.60x = 3,231,310,496.42
  5. Step 5: Solve for x
    x = 3,231,310,496.42/55,989.60
  6. Step 6: Final answer
    x = 57,712.69

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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.