Home / 10,970.73-16,440.27-8,493.93

Finding the Fourth Proportional to 10,970.73, 16,440.27 and 8,493.93

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Solution

The fourth proportional to 10,970.73, 16,440.27 and 8,493.93 is: 12,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.73 : 16,440.27 = 8,493.93 : x
  2. Step 2: Convert to fraction form
    10,970.73/16,440.27 = 8,493.93/x
  3. Step 3: Cross multiply
    10,970.73x = 16,440.27 × 8,493.93
  4. Step 4: Simplify right side
    10,970.73x = 139,642,502.56
  5. Step 5: Solve for x
    x = 139,642,502.56/10,970.73
  6. Step 6: Final answer
    x = 12,728.64

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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.