Home / 14,360.44-19,824.60-9,887.62

Finding the Fourth Proportional to 14,360.44, 19,824.60 and 9,887.62

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Solution

The fourth proportional to 14,360.44, 19,824.60 and 9,887.62 is: 13,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.44 : 19,824.60 = 9,887.62 : x
  2. Step 2: Convert to fraction form
    14,360.44/19,824.60 = 9,887.62/x
  3. Step 3: Cross multiply
    14,360.44x = 19,824.60 × 9,887.62
  4. Step 4: Simplify right side
    14,360.44x = 196,018,111.45
  5. Step 5: Solve for x
    x = 196,018,111.45/14,360.44
  6. Step 6: Final answer
    x = 13,649.87

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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.