Home / 34,742.79-47,944.71-18,826.97

Finding the Fourth Proportional to 34,742.79, 47,944.71 and 18,826.97

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Solution

The fourth proportional to 34,742.79, 47,944.71 and 18,826.97 is: 25,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.79 : 47,944.71 = 18,826.97 : x
  2. Step 2: Convert to fraction form
    34,742.79/47,944.71 = 18,826.97/x
  3. Step 3: Cross multiply
    34,742.79x = 47,944.71 × 18,826.97
  4. Step 4: Simplify right side
    34,742.79x = 902,653,377.11
  5. Step 5: Solve for x
    x = 902,653,377.11/34,742.79
  6. Step 6: Final answer
    x = 25,981.03

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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.