Home / 15,700.43-23,541.44-6,340.75

Finding the Fourth Proportional to 15,700.43, 23,541.44 and 6,340.75

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Solution

The fourth proportional to 15,700.43, 23,541.44 and 6,340.75 is: 9,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,700.43 : 23,541.44 = 6,340.75 : x
  2. Step 2: Convert to fraction form
    15,700.43/23,541.44 = 6,340.75/x
  3. Step 3: Cross multiply
    15,700.43x = 23,541.44 × 6,340.75
  4. Step 4: Simplify right side
    15,700.43x = 149,270,295.12
  5. Step 5: Solve for x
    x = 149,270,295.12/15,700.43
  6. Step 6: Final answer
    x = 9,507.40

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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.