Home / 55,471.36-76,550.16-31,599.04

Finding the Fourth Proportional to 55,471.36, 76,550.16 and 31,599.04

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Solution

The fourth proportional to 55,471.36, 76,550.16 and 31,599.04 is: 43,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,471.36 : 76,550.16 = 31,599.04 : x
  2. Step 2: Convert to fraction form
    55,471.36/76,550.16 = 31,599.04/x
  3. Step 3: Cross multiply
    55,471.36x = 76,550.16 × 31,599.04
  4. Step 4: Simplify right side
    55,471.36x = 2,418,911,567.85
  5. Step 5: Solve for x
    x = 2,418,911,567.85/55,471.36
  6. Step 6: Final answer
    x = 43,606.49

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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.