Home / 35,588.68-49,111.84-21,449.32

Finding the Fourth Proportional to 35,588.68, 49,111.84 and 21,449.32

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Solution

The fourth proportional to 35,588.68, 49,111.84 and 21,449.32 is: 29,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588.68 : 49,111.84 = 21,449.32 : x
  2. Step 2: Convert to fraction form
    35,588.68/49,111.84 = 21,449.32/x
  3. Step 3: Cross multiply
    35,588.68x = 49,111.84 × 21,449.32
  4. Step 4: Simplify right side
    35,588.68x = 1,053,415,571.95
  5. Step 5: Solve for x
    x = 1,053,415,571.95/35,588.68
  6. Step 6: Final answer
    x = 29,599.74

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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.