Home / 19,440.86-29,154.12-6,957.50

Finding the Fourth Proportional to 19,440.86, 29,154.12 and 6,957.50

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Solution

The fourth proportional to 19,440.86, 29,154.12 and 6,957.50 is: 10,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.86 : 29,154.12 = 6,957.50 : x
  2. Step 2: Convert to fraction form
    19,440.86/29,154.12 = 6,957.50/x
  3. Step 3: Cross multiply
    19,440.86x = 29,154.12 × 6,957.50
  4. Step 4: Simplify right side
    19,440.86x = 202,839,789.90
  5. Step 5: Solve for x
    x = 202,839,789.90/19,440.86
  6. Step 6: Final answer
    x = 10,433.68

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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.