Home / 29,013.09-43,518.19-7,952.80

Finding the Fourth Proportional to 29,013.09, 43,518.19 and 7,952.80

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Solution

The fourth proportional to 29,013.09, 43,518.19 and 7,952.80 is: 11,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.09 : 43,518.19 = 7,952.80 : x
  2. Step 2: Convert to fraction form
    29,013.09/43,518.19 = 7,952.80/x
  3. Step 3: Cross multiply
    29,013.09x = 43,518.19 × 7,952.80
  4. Step 4: Simplify right side
    29,013.09x = 346,091,461.43
  5. Step 5: Solve for x
    x = 346,091,461.43/29,013.09
  6. Step 6: Final answer
    x = 11,928.80

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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.