Home / 34,686.36-47,867.26-18,770.96

Finding the Fourth Proportional to 34,686.36, 47,867.26 and 18,770.96

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Solution

The fourth proportional to 34,686.36, 47,867.26 and 18,770.96 is: 25,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,686.36 : 47,867.26 = 18,770.96 : x
  2. Step 2: Convert to fraction form
    34,686.36/47,867.26 = 18,770.96/x
  3. Step 3: Cross multiply
    34,686.36x = 47,867.26 × 18,770.96
  4. Step 4: Simplify right side
    34,686.36x = 898,514,422.77
  5. Step 5: Solve for x
    x = 898,514,422.77/34,686.36
  6. Step 6: Final answer
    x = 25,903.97

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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.