Home / 14,022.74-19,351.76-8,055.47

Finding the Fourth Proportional to 14,022.74, 19,351.76 and 8,055.47

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Solution

The fourth proportional to 14,022.74, 19,351.76 and 8,055.47 is: 11,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.74 : 19,351.76 = 8,055.47 : x
  2. Step 2: Convert to fraction form
    14,022.74/19,351.76 = 8,055.47/x
  3. Step 3: Cross multiply
    14,022.74x = 19,351.76 × 8,055.47
  4. Step 4: Simplify right side
    14,022.74x = 155,887,385.09
  5. Step 5: Solve for x
    x = 155,887,385.09/14,022.74
  6. Step 6: Final answer
    x = 11,116.76

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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.