Home / 55,461.53-76,550.51-31,602.26

Finding the Fourth Proportional to 55,461.53, 76,550.51 and 31,602.26

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Solution

The fourth proportional to 55,461.53, 76,550.51 and 31,602.26 is: 43,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,461.53 : 76,550.51 = 31,602.26 : x
  2. Step 2: Convert to fraction form
    55,461.53/76,550.51 = 31,602.26/x
  3. Step 3: Cross multiply
    55,461.53x = 76,550.51 × 31,602.26
  4. Step 4: Simplify right side
    55,461.53x = 2,419,169,120.15
  5. Step 5: Solve for x
    x = 2,419,169,120.15/55,461.53
  6. Step 6: Final answer
    x = 43,618.87

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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.