Home / 15,737.46-23,611.66-6,978.54

Finding the Fourth Proportional to 15,737.46, 23,611.66 and 6,978.54

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Solution

The fourth proportional to 15,737.46, 23,611.66 and 6,978.54 is: 10,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,737.46 : 23,611.66 = 6,978.54 : x
  2. Step 2: Convert to fraction form
    15,737.46/23,611.66 = 6,978.54/x
  3. Step 3: Cross multiply
    15,737.46x = 23,611.66 × 6,978.54
  4. Step 4: Simplify right side
    15,737.46x = 164,774,913.78
  5. Step 5: Solve for x
    x = 164,774,913.78/15,737.46
  6. Step 6: Final answer
    x = 10,470.24

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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.