Home / 35,471.70-48,951.30-19,555.74

Finding the Fourth Proportional to 35,471.70, 48,951.30 and 19,555.74

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Solution

The fourth proportional to 35,471.70, 48,951.30 and 19,555.74 is: 26,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.70 : 48,951.30 = 19,555.74 : x
  2. Step 2: Convert to fraction form
    35,471.70/48,951.30 = 19,555.74/x
  3. Step 3: Cross multiply
    35,471.70x = 48,951.30 × 19,555.74
  4. Step 4: Simplify right side
    35,471.70x = 957,278,895.46
  5. Step 5: Solve for x
    x = 957,278,895.46/35,471.70
  6. Step 6: Final answer
    x = 26,987.12

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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.