Home / 14,621.01-21,929.07-5,259.12

Finding the Fourth Proportional to 14,621.01, 21,929.07 and 5,259.12

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Solution

The fourth proportional to 14,621.01, 21,929.07 and 5,259.12 is: 7,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.01 : 21,929.07 = 5,259.12 : x
  2. Step 2: Convert to fraction form
    14,621.01/21,929.07 = 5,259.12/x
  3. Step 3: Cross multiply
    14,621.01x = 21,929.07 × 5,259.12
  4. Step 4: Simplify right side
    14,621.01x = 115,327,610.62
  5. Step 5: Solve for x
    x = 115,327,610.62/14,621.01
  6. Step 6: Final answer
    x = 7,887.80

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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.