Home / 14,705.91-20,292.71-8,332.02

Finding the Fourth Proportional to 14,705.91, 20,292.71 and 8,332.02

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Solution

The fourth proportional to 14,705.91, 20,292.71 and 8,332.02 is: 11,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,705.91 : 20,292.71 = 8,332.02 : x
  2. Step 2: Convert to fraction form
    14,705.91/20,292.71 = 8,332.02/x
  3. Step 3: Cross multiply
    14,705.91x = 20,292.71 × 8,332.02
  4. Step 4: Simplify right side
    14,705.91x = 169,079,223.91
  5. Step 5: Solve for x
    x = 169,079,223.91/14,705.91
  6. Step 6: Final answer
    x = 11,497.37

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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.