Home / 34,742.23-47,944.11-18,826.69

Finding the Fourth Proportional to 34,742.23, 47,944.11 and 18,826.69

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Solution

The fourth proportional to 34,742.23, 47,944.11 and 18,826.69 is: 25,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.23 : 47,944.11 = 18,826.69 : x
  2. Step 2: Convert to fraction form
    34,742.23/47,944.11 = 18,826.69/x
  3. Step 3: Cross multiply
    34,742.23x = 47,944.11 × 18,826.69
  4. Step 4: Simplify right side
    34,742.23x = 902,628,896.30
  5. Step 5: Solve for x
    x = 902,628,896.30/34,742.23
  6. Step 6: Final answer
    x = 25,980.74

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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.