Home / 14,330.07-19,777.31-8,042.45

Finding the Fourth Proportional to 14,330.07, 19,777.31 and 8,042.45

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Solution

The fourth proportional to 14,330.07, 19,777.31 and 8,042.45 is: 11,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.07 : 19,777.31 = 8,042.45 : x
  2. Step 2: Convert to fraction form
    14,330.07/19,777.31 = 8,042.45/x
  3. Step 3: Cross multiply
    14,330.07x = 19,777.31 × 8,042.45
  4. Step 4: Simplify right side
    14,330.07x = 159,057,887.71
  5. Step 5: Solve for x
    x = 159,057,887.71/14,330.07
  6. Step 6: Final answer
    x = 11,099.59

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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.