Home / 14,358.24-21,533.20-5,591.20

Finding the Fourth Proportional to 14,358.24, 21,533.20 and 5,591.20

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Solution

The fourth proportional to 14,358.24, 21,533.20 and 5,591.20 is: 8,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.24 : 21,533.20 = 5,591.20 : x
  2. Step 2: Convert to fraction form
    14,358.24/21,533.20 = 5,591.20/x
  3. Step 3: Cross multiply
    14,358.24x = 21,533.20 × 5,591.20
  4. Step 4: Simplify right side
    14,358.24x = 120,396,427.84
  5. Step 5: Solve for x
    x = 120,396,427.84/14,358.24
  6. Step 6: Final answer
    x = 8,385.18

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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.