Home / 14,896.63-20,557.56-8,182.86

Finding the Fourth Proportional to 14,896.63, 20,557.56 and 8,182.86

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Solution

The fourth proportional to 14,896.63, 20,557.56 and 8,182.86 is: 11,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.63 : 20,557.56 = 8,182.86 : x
  2. Step 2: Convert to fraction form
    14,896.63/20,557.56 = 8,182.86/x
  3. Step 3: Cross multiply
    14,896.63x = 20,557.56 × 8,182.86
  4. Step 4: Simplify right side
    14,896.63x = 168,219,635.42
  5. Step 5: Solve for x
    x = 168,219,635.42/14,896.63
  6. Step 6: Final answer
    x = 11,292.46

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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.