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Finding the Fourth Proportional to 29,081.51, 43,622.28 and 9,360.06

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Solution

The fourth proportional to 29,081.51, 43,622.28 and 9,360.06 is: 14,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,081.51 : 43,622.28 = 9,360.06 : x
  2. Step 2: Convert to fraction form
    29,081.51/43,622.28 = 9,360.06/x
  3. Step 3: Cross multiply
    29,081.51x = 43,622.28 × 9,360.06
  4. Step 4: Simplify right side
    29,081.51x = 408,307,158.14
  5. Step 5: Solve for x
    x = 408,307,158.14/29,081.51
  6. Step 6: Final answer
    x = 14,040.09

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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.