Home / 14,833.80-20,471.74-8,868.76

Finding the Fourth Proportional to 14,833.80, 20,471.74 and 8,868.76

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Solution

The fourth proportional to 14,833.80, 20,471.74 and 8,868.76 is: 12,239.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.80 : 20,471.74 = 8,868.76 : x
  2. Step 2: Convert to fraction form
    14,833.80/20,471.74 = 8,868.76/x
  3. Step 3: Cross multiply
    14,833.80x = 20,471.74 × 8,868.76
  4. Step 4: Simplify right side
    14,833.80x = 181,558,875.49
  5. Step 5: Solve for x
    x = 181,558,875.49/14,833.80
  6. Step 6: Final answer
    x = 12,239.54

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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.