Home / 35,996.56-49,669.10-20,885.75

Finding the Fourth Proportional to 35,996.56, 49,669.10 and 20,885.75

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Solution

The fourth proportional to 35,996.56, 49,669.10 and 20,885.75 is: 28,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,996.56 : 49,669.10 = 20,885.75 : x
  2. Step 2: Convert to fraction form
    35,996.56/49,669.10 = 20,885.75/x
  3. Step 3: Cross multiply
    35,996.56x = 49,669.10 × 20,885.75
  4. Step 4: Simplify right side
    35,996.56x = 1,037,376,425.07
  5. Step 5: Solve for x
    x = 1,037,376,425.07/35,996.56
  6. Step 6: Final answer
    x = 28,818.77

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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.