Home / 15,340.05-23,009.27-4,247.10

Finding the Fourth Proportional to 15,340.05, 23,009.27 and 4,247.10

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Solution

The fourth proportional to 15,340.05, 23,009.27 and 4,247.10 is: 6,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.05 : 23,009.27 = 4,247.10 : x
  2. Step 2: Convert to fraction form
    15,340.05/23,009.27 = 4,247.10/x
  3. Step 3: Cross multiply
    15,340.05x = 23,009.27 × 4,247.10
  4. Step 4: Simplify right side
    15,340.05x = 97,722,649.38
  5. Step 5: Solve for x
    x = 97,722,649.38/15,340.05
  6. Step 6: Final answer
    x = 6,370.43

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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.