Home / 22,443.12-33,609.28-16,730.40

Finding the Fourth Proportional to 22,443.12, 33,609.28 and 16,730.40

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Solution

The fourth proportional to 22,443.12, 33,609.28 and 16,730.40 is: 25,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443.12 : 33,609.28 = 16,730.40 : x
  2. Step 2: Convert to fraction form
    22,443.12/33,609.28 = 16,730.40/x
  3. Step 3: Cross multiply
    22,443.12x = 33,609.28 × 16,730.40
  4. Step 4: Simplify right side
    22,443.12x = 562,296,698.11
  5. Step 5: Solve for x
    x = 562,296,698.11/22,443.12
  6. Step 6: Final answer
    x = 25,054.30

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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.