Home / 14,212.02-21,292.47-8,365.44

Finding the Fourth Proportional to 14,212.02, 21,292.47 and 8,365.44

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Solution

The fourth proportional to 14,212.02, 21,292.47 and 8,365.44 is: 12,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.02 : 21,292.47 = 8,365.44 : x
  2. Step 2: Convert to fraction form
    14,212.02/21,292.47 = 8,365.44/x
  3. Step 3: Cross multiply
    14,212.02x = 21,292.47 × 8,365.44
  4. Step 4: Simplify right side
    14,212.02x = 178,120,880.24
  5. Step 5: Solve for x
    x = 178,120,880.24/14,212.02
  6. Step 6: Final answer
    x = 12,533.11

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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.