Home / 16,368.78-22,588.92-9,296.28

Finding the Fourth Proportional to 16,368.78, 22,588.92 and 9,296.28

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Solution

The fourth proportional to 16,368.78, 22,588.92 and 9,296.28 is: 12,828.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.78 : 22,588.92 = 9,296.28 : x
  2. Step 2: Convert to fraction form
    16,368.78/22,588.92 = 9,296.28/x
  3. Step 3: Cross multiply
    16,368.78x = 22,588.92 × 9,296.28
  4. Step 4: Simplify right side
    16,368.78x = 209,992,925.22
  5. Step 5: Solve for x
    x = 209,992,925.22/16,368.78
  6. Step 6: Final answer
    x = 12,828.87

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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.