Home / 14,857.13-20,503.25-8,569.91

Finding the Fourth Proportional to 14,857.13, 20,503.25 and 8,569.91

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Solution

The fourth proportional to 14,857.13, 20,503.25 and 8,569.91 is: 11,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857.13 : 20,503.25 = 8,569.91 : x
  2. Step 2: Convert to fraction form
    14,857.13/20,503.25 = 8,569.91/x
  3. Step 3: Cross multiply
    14,857.13x = 20,503.25 × 8,569.91
  4. Step 4: Simplify right side
    14,857.13x = 175,710,861.84
  5. Step 5: Solve for x
    x = 175,710,861.84/14,857.13
  6. Step 6: Final answer
    x = 11,826.71

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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.