Home / 55,550.41-83,332.11-19,515.81

Finding the Fourth Proportional to 55,550.41, 83,332.11 and 19,515.81

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Solution

The fourth proportional to 55,550.41, 83,332.11 and 19,515.81 is: 29,276.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,550.41 : 83,332.11 = 19,515.81 : x
  2. Step 2: Convert to fraction form
    55,550.41/83,332.11 = 19,515.81/x
  3. Step 3: Cross multiply
    55,550.41x = 83,332.11 × 19,515.81
  4. Step 4: Simplify right side
    55,550.41x = 1,626,293,625.66
  5. Step 5: Solve for x
    x = 1,626,293,625.66/55,550.41
  6. Step 6: Final answer
    x = 29,276.00

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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.