Home / 16,237.08-22,407.30-8,785.08

Finding the Fourth Proportional to 16,237.08, 22,407.30 and 8,785.08

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Solution

The fourth proportional to 16,237.08, 22,407.30 and 8,785.08 is: 12,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,237.08 : 22,407.30 = 8,785.08 : x
  2. Step 2: Convert to fraction form
    16,237.08/22,407.30 = 8,785.08/x
  3. Step 3: Cross multiply
    16,237.08x = 22,407.30 × 8,785.08
  4. Step 4: Simplify right side
    16,237.08x = 196,849,923.08
  5. Step 5: Solve for x
    x = 196,849,923.08/16,237.08
  6. Step 6: Final answer
    x = 12,123.48

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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.