Home / 55,313.20-82,969.80-36,614.35

Finding the Fourth Proportional to 55,313.20, 82,969.80 and 36,614.35

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Solution

The fourth proportional to 55,313.20, 82,969.80 and 36,614.35 is: 54,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,313.20 : 82,969.80 = 36,614.35 : x
  2. Step 2: Convert to fraction form
    55,313.20/82,969.80 = 36,614.35/x
  3. Step 3: Cross multiply
    55,313.20x = 82,969.80 × 36,614.35
  4. Step 4: Simplify right side
    55,313.20x = 3,037,885,296.63
  5. Step 5: Solve for x
    x = 3,037,885,296.63/55,313.20
  6. Step 6: Final answer
    x = 54,921.53

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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.