Home / 55,451.40-76,536.53-31,592.14

Finding the Fourth Proportional to 55,451.40, 76,536.53 and 31,592.14

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Solution

The fourth proportional to 55,451.40, 76,536.53 and 31,592.14 is: 43,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.40 : 76,536.53 = 31,592.14 : x
  2. Step 2: Convert to fraction form
    55,451.40/76,536.53 = 31,592.14/x
  3. Step 3: Cross multiply
    55,451.40x = 76,536.53 × 31,592.14
  4. Step 4: Simplify right side
    55,451.40x = 2,417,952,540.04
  5. Step 5: Solve for x
    x = 2,417,952,540.04/55,451.40
  6. Step 6: Final answer
    x = 43,604.90

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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.