Home / 16,683.90-25,011.45-10,103.10

Finding the Fourth Proportional to 16,683.90, 25,011.45 and 10,103.10

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Solution

The fourth proportional to 16,683.90, 25,011.45 and 10,103.10 is: 15,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.90 : 25,011.45 = 10,103.10 : x
  2. Step 2: Convert to fraction form
    16,683.90/25,011.45 = 10,103.10/x
  3. Step 3: Cross multiply
    16,683.90x = 25,011.45 × 10,103.10
  4. Step 4: Simplify right side
    16,683.90x = 252,693,180.50
  5. Step 5: Solve for x
    x = 252,693,180.50/16,683.90
  6. Step 6: Final answer
    x = 15,145.93

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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.