Home / 19,031.64-28,551.78-10,266.36

Finding the Fourth Proportional to 19,031.64, 28,551.78 and 10,266.36

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Solution

The fourth proportional to 19,031.64, 28,551.78 and 10,266.36 is: 15,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.64 : 28,551.78 = 10,266.36 : x
  2. Step 2: Convert to fraction form
    19,031.64/28,551.78 = 10,266.36/x
  3. Step 3: Cross multiply
    19,031.64x = 28,551.78 × 10,266.36
  4. Step 4: Simplify right side
    19,031.64x = 293,122,852.12
  5. Step 5: Solve for x
    x = 293,122,852.12/19,031.64
  6. Step 6: Final answer
    x = 15,401.87

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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.