Home / 14,247.56-21,371.65-4,887.54

Finding the Fourth Proportional to 14,247.56, 21,371.65 and 4,887.54

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Solution

The fourth proportional to 14,247.56, 21,371.65 and 4,887.54 is: 7,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.56 : 21,371.65 = 4,887.54 : x
  2. Step 2: Convert to fraction form
    14,247.56/21,371.65 = 4,887.54/x
  3. Step 3: Cross multiply
    14,247.56x = 21,371.65 × 4,887.54
  4. Step 4: Simplify right side
    14,247.56x = 104,454,782.02
  5. Step 5: Solve for x
    x = 104,454,782.02/14,247.56
  6. Step 6: Final answer
    x = 7,331.41

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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.