Home / 14,945.51-22,389.56-8,351.71

Finding the Fourth Proportional to 14,945.51, 22,389.56 and 8,351.71

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Solution

The fourth proportional to 14,945.51, 22,389.56 and 8,351.71 is: 12,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.51 : 22,389.56 = 8,351.71 : x
  2. Step 2: Convert to fraction form
    14,945.51/22,389.56 = 8,351.71/x
  3. Step 3: Cross multiply
    14,945.51x = 22,389.56 × 8,351.71
  4. Step 4: Simplify right side
    14,945.51x = 186,991,092.71
  5. Step 5: Solve for x
    x = 186,991,092.71/14,945.51
  6. Step 6: Final answer
    x = 12,511.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.