Home / 35,405.91-48,861.12-19,491.33

Finding the Fourth Proportional to 35,405.91, 48,861.12 and 19,491.33

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Solution

The fourth proportional to 35,405.91, 48,861.12 and 19,491.33 is: 26,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.91 : 48,861.12 = 19,491.33 : x
  2. Step 2: Convert to fraction form
    35,405.91/48,861.12 = 19,491.33/x
  3. Step 3: Cross multiply
    35,405.91x = 48,861.12 × 19,491.33
  4. Step 4: Simplify right side
    35,405.91x = 952,368,470.41
  5. Step 5: Solve for x
    x = 952,368,470.41/35,405.91
  6. Step 6: Final answer
    x = 26,898.57

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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.