Home / 17,351.57-26,031.81-4,871.63

Finding the Fourth Proportional to 17,351.57, 26,031.81 and 4,871.63

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Solution

The fourth proportional to 17,351.57, 26,031.81 and 4,871.63 is: 7,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.57 : 26,031.81 = 4,871.63 : x
  2. Step 2: Convert to fraction form
    17,351.57/26,031.81 = 4,871.63/x
  3. Step 3: Cross multiply
    17,351.57x = 26,031.81 × 4,871.63
  4. Step 4: Simplify right side
    17,351.57x = 126,817,346.55
  5. Step 5: Solve for x
    x = 126,817,346.55/17,351.57
  6. Step 6: Final answer
    x = 7,308.70

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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.