Home / 55,614.77-76,749.62-31,740.96

Finding the Fourth Proportional to 55,614.77, 76,749.62 and 31,740.96

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Solution

The fourth proportional to 55,614.77, 76,749.62 and 31,740.96 is: 43,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,614.77 : 76,749.62 = 31,740.96 : x
  2. Step 2: Convert to fraction form
    55,614.77/76,749.62 = 31,740.96/x
  3. Step 3: Cross multiply
    55,614.77x = 76,749.62 × 31,740.96
  4. Step 4: Simplify right side
    55,614.77x = 2,436,106,459.73
  5. Step 5: Solve for x
    x = 2,436,106,459.73/55,614.77
  6. Step 6: Final answer
    x = 43,803.23

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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.