Home / 14,732.91-20,307.81-9,951.36

Finding the Fourth Proportional to 14,732.91, 20,307.81 and 9,951.36

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Solution

The fourth proportional to 14,732.91, 20,307.81 and 9,951.36 is: 13,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.91 : 20,307.81 = 9,951.36 : x
  2. Step 2: Convert to fraction form
    14,732.91/20,307.81 = 9,951.36/x
  3. Step 3: Cross multiply
    14,732.91x = 20,307.81 × 9,951.36
  4. Step 4: Simplify right side
    14,732.91x = 202,090,328.12
  5. Step 5: Solve for x
    x = 202,090,328.12/14,732.91
  6. Step 6: Final answer
    x = 13,716.93

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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.