Home / 17,130.90-25,700.01-7,274.82

Finding the Fourth Proportional to 17,130.90, 25,700.01 and 7,274.82

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Solution

The fourth proportional to 17,130.90, 25,700.01 and 7,274.82 is: 10,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.90 : 25,700.01 = 7,274.82 : x
  2. Step 2: Convert to fraction form
    17,130.90/25,700.01 = 7,274.82/x
  3. Step 3: Cross multiply
    17,130.90x = 25,700.01 × 7,274.82
  4. Step 4: Simplify right side
    17,130.90x = 186,962,946.75
  5. Step 5: Solve for x
    x = 186,962,946.75/17,130.90
  6. Step 6: Final answer
    x = 10,913.78

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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.