Home / 15,695.10-23,542.65-6,339.60

Finding the Fourth Proportional to 15,695.10, 23,542.65 and 6,339.60

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Solution

The fourth proportional to 15,695.10, 23,542.65 and 6,339.60 is: 9,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695.10 : 23,542.65 = 6,339.60 : x
  2. Step 2: Convert to fraction form
    15,695.10/23,542.65 = 6,339.60/x
  3. Step 3: Cross multiply
    15,695.10x = 23,542.65 × 6,339.60
  4. Step 4: Simplify right side
    15,695.10x = 149,250,983.94
  5. Step 5: Solve for x
    x = 149,250,983.94/15,695.10
  6. Step 6: Final answer
    x = 9,509.40

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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.