Home / 14,487.02-21,729.36-5,722.02

Finding the Fourth Proportional to 14,487.02, 21,729.36 and 5,722.02

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Solution

The fourth proportional to 14,487.02, 21,729.36 and 5,722.02 is: 8,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.02 : 21,729.36 = 5,722.02 : x
  2. Step 2: Convert to fraction form
    14,487.02/21,729.36 = 5,722.02/x
  3. Step 3: Cross multiply
    14,487.02x = 21,729.36 × 5,722.02
  4. Step 4: Simplify right side
    14,487.02x = 124,335,832.51
  5. Step 5: Solve for x
    x = 124,335,832.51/14,487.02
  6. Step 6: Final answer
    x = 8,582.57

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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.