Home / 14,435.86-21,614.70-7,495.78

Finding the Fourth Proportional to 14,435.86, 21,614.70 and 7,495.78

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Solution

The fourth proportional to 14,435.86, 21,614.70 and 7,495.78 is: 11,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.86 : 21,614.70 = 7,495.78 : x
  2. Step 2: Convert to fraction form
    14,435.86/21,614.70 = 7,495.78/x
  3. Step 3: Cross multiply
    14,435.86x = 21,614.70 × 7,495.78
  4. Step 4: Simplify right side
    14,435.86x = 162,019,035.97
  5. Step 5: Solve for x
    x = 162,019,035.97/14,435.86
  6. Step 6: Final answer
    x = 11,223.37

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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.