Home / 29,259.45-43,888.74-7,072.68

Finding the Fourth Proportional to 29,259.45, 43,888.74 and 7,072.68

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Solution

The fourth proportional to 29,259.45, 43,888.74 and 7,072.68 is: 10,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.45 : 43,888.74 = 7,072.68 : x
  2. Step 2: Convert to fraction form
    29,259.45/43,888.74 = 7,072.68/x
  3. Step 3: Cross multiply
    29,259.45x = 43,888.74 × 7,072.68
  4. Step 4: Simplify right side
    29,259.45x = 310,411,013.62
  5. Step 5: Solve for x
    x = 310,411,013.62/29,259.45
  6. Step 6: Final answer
    x = 10,608.91

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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.