Home / 14,244.92-21,365.70-8,964.36

Finding the Fourth Proportional to 14,244.92, 21,365.70 and 8,964.36

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Solution

The fourth proportional to 14,244.92, 21,365.70 and 8,964.36 is: 13,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.92 : 21,365.70 = 8,964.36 : x
  2. Step 2: Convert to fraction form
    14,244.92/21,365.70 = 8,964.36/x
  3. Step 3: Cross multiply
    14,244.92x = 21,365.70 × 8,964.36
  4. Step 4: Simplify right side
    14,244.92x = 191,529,826.45
  5. Step 5: Solve for x
    x = 191,529,826.45/14,244.92
  6. Step 6: Final answer
    x = 13,445.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.