Home / 35,257.16-48,638.10-21,107.26

Finding the Fourth Proportional to 35,257.16, 48,638.10 and 21,107.26

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Solution

The fourth proportional to 35,257.16, 48,638.10 and 21,107.26 is: 29,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,257.16 : 48,638.10 = 21,107.26 : x
  2. Step 2: Convert to fraction form
    35,257.16/48,638.10 = 21,107.26/x
  3. Step 3: Cross multiply
    35,257.16x = 48,638.10 × 21,107.26
  4. Step 4: Simplify right side
    35,257.16x = 1,026,617,022.61
  5. Step 5: Solve for x
    x = 1,026,617,022.61/35,257.16
  6. Step 6: Final answer
    x = 29,117.97

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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.