Home / 14,768.02-20,379.76-8,053.66

Finding the Fourth Proportional to 14,768.02, 20,379.76 and 8,053.66

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Solution

The fourth proportional to 14,768.02, 20,379.76 and 8,053.66 is: 11,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.02 : 20,379.76 = 8,053.66 : x
  2. Step 2: Convert to fraction form
    14,768.02/20,379.76 = 8,053.66/x
  3. Step 3: Cross multiply
    14,768.02x = 20,379.76 × 8,053.66
  4. Step 4: Simplify right side
    14,768.02x = 164,131,657.92
  5. Step 5: Solve for x
    x = 164,131,657.92/14,768.02
  6. Step 6: Final answer
    x = 11,113.99

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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.