Home / 35,755.20-49,314.96-21,593.16

Finding the Fourth Proportional to 35,755.20, 49,314.96 and 21,593.16

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Solution

The fourth proportional to 35,755.20, 49,314.96 and 21,593.16 is: 29,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,755.20 : 49,314.96 = 21,593.16 : x
  2. Step 2: Convert to fraction form
    35,755.20/49,314.96 = 21,593.16/x
  3. Step 3: Cross multiply
    35,755.20x = 49,314.96 × 21,593.16
  4. Step 4: Simplify right side
    35,755.20x = 1,064,865,821.67
  5. Step 5: Solve for x
    x = 1,064,865,821.67/35,755.20
  6. Step 6: Final answer
    x = 29,782.12

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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.