Home / 55,341.99-76,371.58-31,468.66

Finding the Fourth Proportional to 55,341.99, 76,371.58 and 31,468.66

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Solution

The fourth proportional to 55,341.99, 76,371.58 and 31,468.66 is: 43,426.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,341.99 : 76,371.58 = 31,468.66 : x
  2. Step 2: Convert to fraction form
    55,341.99/76,371.58 = 31,468.66/x
  3. Step 3: Cross multiply
    55,341.99x = 76,371.58 × 31,468.66
  4. Step 4: Simplify right side
    55,341.99x = 2,403,311,419.48
  5. Step 5: Solve for x
    x = 2,403,311,419.48/55,341.99
  6. Step 6: Final answer
    x = 43,426.54

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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.