Home / 35,137.16-48,489.70-19,221.26

Finding the Fourth Proportional to 35,137.16, 48,489.70 and 19,221.26

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Solution

The fourth proportional to 35,137.16, 48,489.70 and 19,221.26 is: 26,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,137.16 : 48,489.70 = 19,221.26 : x
  2. Step 2: Convert to fraction form
    35,137.16/48,489.70 = 19,221.26/x
  3. Step 3: Cross multiply
    35,137.16x = 48,489.70 × 19,221.26
  4. Step 4: Simplify right side
    35,137.16x = 932,033,131.02
  5. Step 5: Solve for x
    x = 932,033,131.02/35,137.16
  6. Step 6: Final answer
    x = 26,525.57

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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.