Home / 15,096.15-20,833.61-8,723.93

Finding the Fourth Proportional to 15,096.15, 20,833.61 and 8,723.93

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Solution

The fourth proportional to 15,096.15, 20,833.61 and 8,723.93 is: 12,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096.15 : 20,833.61 = 8,723.93 : x
  2. Step 2: Convert to fraction form
    15,096.15/20,833.61 = 8,723.93/x
  3. Step 3: Cross multiply
    15,096.15x = 20,833.61 × 8,723.93
  4. Step 4: Simplify right side
    15,096.15x = 181,750,807.50
  5. Step 5: Solve for x
    x = 181,750,807.50/15,096.15
  6. Step 6: Final answer
    x = 12,039.55

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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.