Home / 15,569.70-23,318.10-9,664.80

Finding the Fourth Proportional to 15,569.70, 23,318.10 and 9,664.80

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Solution

The fourth proportional to 15,569.70, 23,318.10 and 9,664.80 is: 14,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,569.70 : 23,318.10 = 9,664.80 : x
  2. Step 2: Convert to fraction form
    15,569.70/23,318.10 = 9,664.80/x
  3. Step 3: Cross multiply
    15,569.70x = 23,318.10 × 9,664.80
  4. Step 4: Simplify right side
    15,569.70x = 225,364,772.88
  5. Step 5: Solve for x
    x = 225,364,772.88/15,569.70
  6. Step 6: Final answer
    x = 14,474.57

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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.