Home / 15,110.70-22,660.65-5,250.30

Finding the Fourth Proportional to 15,110.70, 22,660.65 and 5,250.30

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Solution

The fourth proportional to 15,110.70, 22,660.65 and 5,250.30 is: 7,873.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.70 : 22,660.65 = 5,250.30 : x
  2. Step 2: Convert to fraction form
    15,110.70/22,660.65 = 5,250.30/x
  3. Step 3: Cross multiply
    15,110.70x = 22,660.65 × 5,250.30
  4. Step 4: Simplify right side
    15,110.70x = 118,975,210.70
  5. Step 5: Solve for x
    x = 118,975,210.70/15,110.70
  6. Step 6: Final answer
    x = 7,873.57

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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.