Home / 14,355.24-21,528.70-5,588.20

Finding the Fourth Proportional to 14,355.24, 21,528.70 and 5,588.20

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Solution

The fourth proportional to 14,355.24, 21,528.70 and 5,588.20 is: 8,380.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.24 : 21,528.70 = 5,588.20 : x
  2. Step 2: Convert to fraction form
    14,355.24/21,528.70 = 5,588.20/x
  3. Step 3: Cross multiply
    14,355.24x = 21,528.70 × 5,588.20
  4. Step 4: Simplify right side
    14,355.24x = 120,306,681.34
  5. Step 5: Solve for x
    x = 120,306,681.34/14,355.24
  6. Step 6: Final answer
    x = 8,380.68

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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.