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Finding the Fourth Proportional to 17,070.90, 25,617.15 and 10,050.90

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Solution

The fourth proportional to 17,070.90, 25,617.15 and 10,050.90 is: 15,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.90 : 25,617.15 = 10,050.90 : x
  2. Step 2: Convert to fraction form
    17,070.90/25,617.15 = 10,050.90/x
  3. Step 3: Cross multiply
    17,070.90x = 25,617.15 × 10,050.90
  4. Step 4: Simplify right side
    17,070.90x = 257,475,412.94
  5. Step 5: Solve for x
    x = 257,475,412.94/17,070.90
  6. Step 6: Final answer
    x = 15,082.71

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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.