Home / 14,273.19-19,697.54-7,985.61

Finding the Fourth Proportional to 14,273.19, 19,697.54 and 7,985.61

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Solution

The fourth proportional to 14,273.19, 19,697.54 and 7,985.61 is: 11,020.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.19 : 19,697.54 = 7,985.61 : x
  2. Step 2: Convert to fraction form
    14,273.19/19,697.54 = 7,985.61/x
  3. Step 3: Cross multiply
    14,273.19x = 19,697.54 × 7,985.61
  4. Step 4: Simplify right side
    14,273.19x = 157,296,832.47
  5. Step 5: Solve for x
    x = 157,296,832.47/14,273.19
  6. Step 6: Final answer
    x = 11,020.44

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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.