Home / 16,815.81-25,206.41-7,460.23

Finding the Fourth Proportional to 16,815.81, 25,206.41 and 7,460.23

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Solution

The fourth proportional to 16,815.81, 25,206.41 and 7,460.23 is: 11,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.81 : 25,206.41 = 7,460.23 : x
  2. Step 2: Convert to fraction form
    16,815.81/25,206.41 = 7,460.23/x
  3. Step 3: Cross multiply
    16,815.81x = 25,206.41 × 7,460.23
  4. Step 4: Simplify right side
    16,815.81x = 188,045,452.74
  5. Step 5: Solve for x
    x = 188,045,452.74/16,815.81
  6. Step 6: Final answer
    x = 11,182.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.