Home / 16,085.19-22,198.91-8,916.86

Finding the Fourth Proportional to 16,085.19, 22,198.91 and 8,916.86

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Solution

The fourth proportional to 16,085.19, 22,198.91 and 8,916.86 is: 12,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,085.19 : 22,198.91 = 8,916.86 : x
  2. Step 2: Convert to fraction form
    16,085.19/22,198.91 = 8,916.86/x
  3. Step 3: Cross multiply
    16,085.19x = 22,198.91 × 8,916.86
  4. Step 4: Simplify right side
    16,085.19x = 197,944,417.04
  5. Step 5: Solve for x
    x = 197,944,417.04/16,085.19
  6. Step 6: Final answer
    x = 12,306.01

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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.