Home / 29,078.89-43,618.36-9,357.45

Finding the Fourth Proportional to 29,078.89, 43,618.36 and 9,357.45

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Solution

The fourth proportional to 29,078.89, 43,618.36 and 9,357.45 is: 14,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078.89 : 43,618.36 = 9,357.45 : x
  2. Step 2: Convert to fraction form
    29,078.89/43,618.36 = 9,357.45/x
  3. Step 3: Cross multiply
    29,078.89x = 43,618.36 × 9,357.45
  4. Step 4: Simplify right side
    29,078.89x = 408,156,453.36
  5. Step 5: Solve for x
    x = 408,156,453.36/29,078.89
  6. Step 6: Final answer
    x = 14,036.18

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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.