Home / 12,822.02-19,241.62-4,502.06

Finding the Fourth Proportional to 12,822.02, 19,241.62 and 4,502.06

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Solution

The fourth proportional to 12,822.02, 19,241.62 and 4,502.06 is: 6,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.02 : 19,241.62 = 4,502.06 : x
  2. Step 2: Convert to fraction form
    12,822.02/19,241.62 = 4,502.06/x
  3. Step 3: Cross multiply
    12,822.02x = 19,241.62 × 4,502.06
  4. Step 4: Simplify right side
    12,822.02x = 86,626,927.74
  5. Step 5: Solve for x
    x = 86,626,927.74/12,822.02
  6. Step 6: Final answer
    x = 6,756.11

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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.