Home / 34,705.93-47,894.05-18,790.28

Finding the Fourth Proportional to 34,705.93, 47,894.05 and 18,790.28

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Solution

The fourth proportional to 34,705.93, 47,894.05 and 18,790.28 is: 25,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,705.93 : 47,894.05 = 18,790.28 : x
  2. Step 2: Convert to fraction form
    34,705.93/47,894.05 = 18,790.28/x
  3. Step 3: Cross multiply
    34,705.93x = 47,894.05 × 18,790.28
  4. Step 4: Simplify right side
    34,705.93x = 899,942,609.83
  5. Step 5: Solve for x
    x = 899,942,609.83/34,705.93
  6. Step 6: Final answer
    x = 25,930.51

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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.