Home / 10,833.40-16,250.10-10,687.60

Finding the Fourth Proportional to 10,833.40, 16,250.10 and 10,687.60

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Solution

The fourth proportional to 10,833.40, 16,250.10 and 10,687.60 is: 16,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.40 : 16,250.10 = 10,687.60 : x
  2. Step 2: Convert to fraction form
    10,833.40/16,250.10 = 10,687.60/x
  3. Step 3: Cross multiply
    10,833.40x = 16,250.10 × 10,687.60
  4. Step 4: Simplify right side
    10,833.40x = 173,674,568.76
  5. Step 5: Solve for x
    x = 173,674,568.76/10,833.40
  6. Step 6: Final answer
    x = 16,031.40

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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.