Home / 29,899.72-44,899.56-18,681.16

Finding the Fourth Proportional to 29,899.72, 44,899.56 and 18,681.16

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Solution

The fourth proportional to 29,899.72, 44,899.56 and 18,681.16 is: 28,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899.72 : 44,899.56 = 18,681.16 : x
  2. Step 2: Convert to fraction form
    29,899.72/44,899.56 = 18,681.16/x
  3. Step 3: Cross multiply
    29,899.72x = 44,899.56 × 18,681.16
  4. Step 4: Simplify right side
    29,899.72x = 838,775,864.29
  5. Step 5: Solve for x
    x = 838,775,864.29/29,899.72
  6. Step 6: Final answer
    x = 28,052.97

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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.