Home / 14,087.24-19,440.68-8,710.46

Finding the Fourth Proportional to 14,087.24, 19,440.68 and 8,710.46

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Solution

The fourth proportional to 14,087.24, 19,440.68 and 8,710.46 is: 12,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.24 : 19,440.68 = 8,710.46 : x
  2. Step 2: Convert to fraction form
    14,087.24/19,440.68 = 8,710.46/x
  3. Step 3: Cross multiply
    14,087.24x = 19,440.68 × 8,710.46
  4. Step 4: Simplify right side
    14,087.24x = 169,337,124.76
  5. Step 5: Solve for x
    x = 169,337,124.76/14,087.24
  6. Step 6: Final answer
    x = 12,020.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.