Home / 35,937.88-49,598.66-21,790.68

Finding the Fourth Proportional to 35,937.88, 49,598.66 and 21,790.68

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Solution

The fourth proportional to 35,937.88, 49,598.66 and 21,790.68 is: 30,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.88 : 49,598.66 = 21,790.68 : x
  2. Step 2: Convert to fraction form
    35,937.88/49,598.66 = 21,790.68/x
  3. Step 3: Cross multiply
    35,937.88x = 49,598.66 × 21,790.68
  4. Step 4: Simplify right side
    35,937.88x = 1,080,788,528.49
  5. Step 5: Solve for x
    x = 1,080,788,528.49/35,937.88
  6. Step 6: Final answer
    x = 30,073.80

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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.