Home / 36,181.59-49,903.16-31,697.56

Finding the Fourth Proportional to 36,181.59, 49,903.16 and 31,697.56

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Solution

The fourth proportional to 36,181.59, 49,903.16 and 31,697.56 is: 43,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.59 : 49,903.16 = 31,697.56 : x
  2. Step 2: Convert to fraction form
    36,181.59/49,903.16 = 31,697.56/x
  3. Step 3: Cross multiply
    36,181.59x = 49,903.16 × 31,697.56
  4. Step 4: Simplify right side
    36,181.59x = 1,581,808,408.29
  5. Step 5: Solve for x
    x = 1,581,808,408.29/36,181.59
  6. Step 6: Final answer
    x = 43,718.60

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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.