Home / 11,332.23-16,922-9,256.35

Finding the Fourth Proportional to 11,332.23, 16,922 and 9,256.35

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Solution

The fourth proportional to 11,332.23, 16,922 and 9,256.35 is: 13,822.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.23 : 16,922 = 9,256.35 : x
  2. Step 2: Convert to fraction form
    11,332.23/16,922 = 9,256.35/x
  3. Step 3: Cross multiply
    11,332.23x = 16,922 × 9,256.35
  4. Step 4: Simplify right side
    11,332.23x = 156,635,954.70
  5. Step 5: Solve for x
    x = 156,635,954.70/11,332.23
  6. Step 6: Final answer
    x = 13,822.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.