Home / 14,737.21-20,336.88-8,767.51

Finding the Fourth Proportional to 14,737.21, 20,336.88 and 8,767.51

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Solution

The fourth proportional to 14,737.21, 20,336.88 and 8,767.51 is: 12,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,737.21 : 20,336.88 = 8,767.51 : x
  2. Step 2: Convert to fraction form
    14,737.21/20,336.88 = 8,767.51/x
  3. Step 3: Cross multiply
    14,737.21x = 20,336.88 × 8,767.51
  4. Step 4: Simplify right side
    14,737.21x = 178,303,798.77
  5. Step 5: Solve for x
    x = 178,303,798.77/14,737.21
  6. Step 6: Final answer
    x = 12,098.88

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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.