Home / 25,228.04-34,813.71-15,162.03

Finding the Fourth Proportional to 25,228.04, 34,813.71 and 15,162.03

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Solution

The fourth proportional to 25,228.04, 34,813.71 and 15,162.03 is: 20,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.04 : 34,813.71 = 15,162.03 : x
  2. Step 2: Convert to fraction form
    25,228.04/34,813.71 = 15,162.03/x
  3. Step 3: Cross multiply
    25,228.04x = 34,813.71 × 15,162.03
  4. Step 4: Simplify right side
    25,228.04x = 527,846,515.43
  5. Step 5: Solve for x
    x = 527,846,515.43/25,228.04
  6. Step 6: Final answer
    x = 20,923.01

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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.