Home / 14,203.96-19,601.27-8,235.47

Finding the Fourth Proportional to 14,203.96, 19,601.27 and 8,235.47

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Solution

The fourth proportional to 14,203.96, 19,601.27 and 8,235.47 is: 11,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.96 : 19,601.27 = 8,235.47 : x
  2. Step 2: Convert to fraction form
    14,203.96/19,601.27 = 8,235.47/x
  3. Step 3: Cross multiply
    14,203.96x = 19,601.27 × 8,235.47
  4. Step 4: Simplify right side
    14,203.96x = 161,425,709.76
  5. Step 5: Solve for x
    x = 161,425,709.76/14,203.96
  6. Step 6: Final answer
    x = 11,364.84

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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.