Home / 14,226.30-19,623.14-8,637.30

Finding the Fourth Proportional to 14,226.30, 19,623.14 and 8,637.30

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Solution

The fourth proportional to 14,226.30, 19,623.14 and 8,637.30 is: 11,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.30 : 19,623.14 = 8,637.30 : x
  2. Step 2: Convert to fraction form
    14,226.30/19,623.14 = 8,637.30/x
  3. Step 3: Cross multiply
    14,226.30x = 19,623.14 × 8,637.30
  4. Step 4: Simplify right side
    14,226.30x = 169,490,947.12
  5. Step 5: Solve for x
    x = 169,490,947.12/14,226.30
  6. Step 6: Final answer
    x = 11,913.92

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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.