Home / 15,340.70-23,001.75-10,007.87

Finding the Fourth Proportional to 15,340.70, 23,001.75 and 10,007.87

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Solution

The fourth proportional to 15,340.70, 23,001.75 and 10,007.87 is: 15,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.70 : 23,001.75 = 10,007.87 : x
  2. Step 2: Convert to fraction form
    15,340.70/23,001.75 = 10,007.87/x
  3. Step 3: Cross multiply
    15,340.70x = 23,001.75 × 10,007.87
  4. Step 4: Simplify right side
    15,340.70x = 230,198,408.76
  5. Step 5: Solve for x
    x = 230,198,408.76/15,340.70
  6. Step 6: Final answer
    x = 15,005.74

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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.