Home / 26,434.16-39,633.96-8,899.28

Finding the Fourth Proportional to 26,434.16, 39,633.96 and 8,899.28

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Solution

The fourth proportional to 26,434.16, 39,633.96 and 8,899.28 is: 13,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.16 : 39,633.96 = 8,899.28 : x
  2. Step 2: Convert to fraction form
    26,434.16/39,633.96 = 8,899.28/x
  3. Step 3: Cross multiply
    26,434.16x = 39,633.96 × 8,899.28
  4. Step 4: Simplify right side
    26,434.16x = 352,713,707.55
  5. Step 5: Solve for x
    x = 352,713,707.55/26,434.16
  6. Step 6: Final answer
    x = 13,343.10

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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.