Home / 35,244.78-48,636.36-21,089.22

Finding the Fourth Proportional to 35,244.78, 48,636.36 and 21,089.22

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Solution

The fourth proportional to 35,244.78, 48,636.36 and 21,089.22 is: 29,102.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,244.78 : 48,636.36 = 21,089.22 : x
  2. Step 2: Convert to fraction form
    35,244.78/48,636.36 = 21,089.22/x
  3. Step 3: Cross multiply
    35,244.78x = 48,636.36 × 21,089.22
  4. Step 4: Simplify right side
    35,244.78x = 1,025,702,896.04
  5. Step 5: Solve for x
    x = 1,025,702,896.04/35,244.78
  6. Step 6: Final answer
    x = 29,102.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.