Home / 14,362.08-19,816.72-8,392.58

Finding the Fourth Proportional to 14,362.08, 19,816.72 and 8,392.58

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Solution

The fourth proportional to 14,362.08, 19,816.72 and 8,392.58 is: 11,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.08 : 19,816.72 = 8,392.58 : x
  2. Step 2: Convert to fraction form
    14,362.08/19,816.72 = 8,392.58/x
  3. Step 3: Cross multiply
    14,362.08x = 19,816.72 × 8,392.58
  4. Step 4: Simplify right side
    14,362.08x = 166,313,362.19
  5. Step 5: Solve for x
    x = 166,313,362.19/14,362.08
  6. Step 6: Final answer
    x = 11,580.04

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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.