Home / 16,815.13-25,160.41-10,525.02

Finding the Fourth Proportional to 16,815.13, 25,160.41 and 10,525.02

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Solution

The fourth proportional to 16,815.13, 25,160.41 and 10,525.02 is: 15,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.13 : 25,160.41 = 10,525.02 : x
  2. Step 2: Convert to fraction form
    16,815.13/25,160.41 = 10,525.02/x
  3. Step 3: Cross multiply
    16,815.13x = 25,160.41 × 10,525.02
  4. Step 4: Simplify right side
    16,815.13x = 264,813,890.53
  5. Step 5: Solve for x
    x = 264,813,890.53/16,815.13
  6. Step 6: Final answer
    x = 15,748.55

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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.