Home / 18,576.90-27,862.14-5,250.84

Finding the Fourth Proportional to 18,576.90, 27,862.14 and 5,250.84

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Solution

The fourth proportional to 18,576.90, 27,862.14 and 5,250.84 is: 7,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.90 : 27,862.14 = 5,250.84 : x
  2. Step 2: Convert to fraction form
    18,576.90/27,862.14 = 5,250.84/x
  3. Step 3: Cross multiply
    18,576.90x = 27,862.14 × 5,250.84
  4. Step 4: Simplify right side
    18,576.90x = 146,299,639.20
  5. Step 5: Solve for x
    x = 146,299,639.20/18,576.90
  6. Step 6: Final answer
    x = 7,875.35

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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.