Home / 52,778.71-72,824.39-30,117.14

Finding the Fourth Proportional to 52,778.71, 72,824.39 and 30,117.14

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Solution

The fourth proportional to 52,778.71, 72,824.39 and 30,117.14 is: 41,555.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,778.71 : 72,824.39 = 30,117.14 : x
  2. Step 2: Convert to fraction form
    52,778.71/72,824.39 = 30,117.14/x
  3. Step 3: Cross multiply
    52,778.71x = 72,824.39 × 30,117.14
  4. Step 4: Simplify right side
    52,778.71x = 2,193,261,834.34
  5. Step 5: Solve for x
    x = 2,193,261,834.34/52,778.71
  6. Step 6: Final answer
    x = 41,555.81

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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.