Home / 16,341.58-22,562.08-11,321.20

Finding the Fourth Proportional to 16,341.58, 22,562.08 and 11,321.20

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Solution

The fourth proportional to 16,341.58, 22,562.08 and 11,321.20 is: 15,630.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,341.58 : 22,562.08 = 11,321.20 : x
  2. Step 2: Convert to fraction form
    16,341.58/22,562.08 = 11,321.20/x
  3. Step 3: Cross multiply
    16,341.58x = 22,562.08 × 11,321.20
  4. Step 4: Simplify right side
    16,341.58x = 255,429,820.10
  5. Step 5: Solve for x
    x = 255,429,820.10/16,341.58
  6. Step 6: Final answer
    x = 15,630.67

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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.