Home / 29,332.20-43,998.36-7,145.58

Finding the Fourth Proportional to 29,332.20, 43,998.36 and 7,145.58

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Solution

The fourth proportional to 29,332.20, 43,998.36 and 7,145.58 is: 10,718.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,332.20 : 43,998.36 = 7,145.58 : x
  2. Step 2: Convert to fraction form
    29,332.20/43,998.36 = 7,145.58/x
  3. Step 3: Cross multiply
    29,332.20x = 43,998.36 × 7,145.58
  4. Step 4: Simplify right side
    29,332.20x = 314,393,801.25
  5. Step 5: Solve for x
    x = 314,393,801.25/29,332.20
  6. Step 6: Final answer
    x = 10,718.38

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1.5x scale

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.