Home / 22,090.02-30,483.94-12,018.36

Finding the Fourth Proportional to 22,090.02, 30,483.94 and 12,018.36

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Solution

The fourth proportional to 22,090.02, 30,483.94 and 12,018.36 is: 16,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,090.02 : 30,483.94 = 12,018.36 : x
  2. Step 2: Convert to fraction form
    22,090.02/30,483.94 = 12,018.36/x
  3. Step 3: Cross multiply
    22,090.02x = 30,483.94 × 12,018.36
  4. Step 4: Simplify right side
    22,090.02x = 366,366,965.14
  5. Step 5: Solve for x
    x = 366,366,965.14/22,090.02
  6. Step 6: Final answer
    x = 16,585.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.