Home / 34,140.60-51,395.32-30,707.56

Finding the Fourth Proportional to 34,140.60, 51,395.32 and 30,707.56

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Solution

The fourth proportional to 34,140.60, 51,395.32 and 30,707.56 is: 46,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.60 : 51,395.32 = 30,707.56 : x
  2. Step 2: Convert to fraction form
    34,140.60/51,395.32 = 30,707.56/x
  3. Step 3: Cross multiply
    34,140.60x = 51,395.32 × 30,707.56
  4. Step 4: Simplify right side
    34,140.60x = 1,578,224,872.62
  5. Step 5: Solve for x
    x = 1,578,224,872.62/34,140.60
  6. Step 6: Final answer
    x = 46,227.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.