Home / 14,465.02-21,679.80-8,230.26

Finding the Fourth Proportional to 14,465.02, 21,679.80 and 8,230.26

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Solution

The fourth proportional to 14,465.02, 21,679.80 and 8,230.26 is: 12,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.02 : 21,679.80 = 8,230.26 : x
  2. Step 2: Convert to fraction form
    14,465.02/21,679.80 = 8,230.26/x
  3. Step 3: Cross multiply
    14,465.02x = 21,679.80 × 8,230.26
  4. Step 4: Simplify right side
    14,465.02x = 178,430,390.75
  5. Step 5: Solve for x
    x = 178,430,390.75/14,465.02
  6. Step 6: Final answer
    x = 12,335.30

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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.