Home / 14,563.06-20,095.90-8,188.63

Finding the Fourth Proportional to 14,563.06, 20,095.90 and 8,188.63

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Solution

The fourth proportional to 14,563.06, 20,095.90 and 8,188.63 is: 11,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.06 : 20,095.90 = 8,188.63 : x
  2. Step 2: Convert to fraction form
    14,563.06/20,095.90 = 8,188.63/x
  3. Step 3: Cross multiply
    14,563.06x = 20,095.90 × 8,188.63
  4. Step 4: Simplify right side
    14,563.06x = 164,557,818.91
  5. Step 5: Solve for x
    x = 164,557,818.91/14,563.06
  6. Step 6: Final answer
    x = 11,299.68

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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.