Home / 22,018.80-30,390.58-14,059.64

Finding the Fourth Proportional to 22,018.80, 30,390.58 and 14,059.64

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Solution

The fourth proportional to 22,018.80, 30,390.58 and 14,059.64 is: 19,405.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018.80 : 30,390.58 = 14,059.64 : x
  2. Step 2: Convert to fraction form
    22,018.80/30,390.58 = 14,059.64/x
  3. Step 3: Cross multiply
    22,018.80x = 30,390.58 × 14,059.64
  4. Step 4: Simplify right side
    22,018.80x = 427,280,614.19
  5. Step 5: Solve for x
    x = 427,280,614.19/22,018.80
  6. Step 6: Final answer
    x = 19,405.26

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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.