Home / 15,107.64-22,653.36-6,340.20

Finding the Fourth Proportional to 15,107.64, 22,653.36 and 6,340.20

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Solution

The fourth proportional to 15,107.64, 22,653.36 and 6,340.20 is: 9,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.64 : 22,653.36 = 6,340.20 : x
  2. Step 2: Convert to fraction form
    15,107.64/22,653.36 = 6,340.20/x
  3. Step 3: Cross multiply
    15,107.64x = 22,653.36 × 6,340.20
  4. Step 4: Simplify right side
    15,107.64x = 143,626,833.07
  5. Step 5: Solve for x
    x = 143,626,833.07/15,107.64
  6. Step 6: Final answer
    x = 9,506.90

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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.