Home / 25,059.96-34,582.76-13,729.87

Finding the Fourth Proportional to 25,059.96, 34,582.76 and 13,729.87

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Solution

The fourth proportional to 25,059.96, 34,582.76 and 13,729.87 is: 18,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,059.96 : 34,582.76 = 13,729.87 : x
  2. Step 2: Convert to fraction form
    25,059.96/34,582.76 = 13,729.87/x
  3. Step 3: Cross multiply
    25,059.96x = 34,582.76 × 13,729.87
  4. Step 4: Simplify right side
    25,059.96x = 474,816,730.39
  5. Step 5: Solve for x
    x = 474,816,730.39/25,059.96
  6. Step 6: Final answer
    x = 18,947.23

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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.