Home / 14,404.10-21,606.15-13,529.30

Finding the Fourth Proportional to 14,404.10, 21,606.15 and 13,529.30

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Solution

The fourth proportional to 14,404.10, 21,606.15 and 13,529.30 is: 20,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404.10 : 21,606.15 = 13,529.30 : x
  2. Step 2: Convert to fraction form
    14,404.10/21,606.15 = 13,529.30/x
  3. Step 3: Cross multiply
    14,404.10x = 21,606.15 × 13,529.30
  4. Step 4: Simplify right side
    14,404.10x = 292,316,085.20
  5. Step 5: Solve for x
    x = 292,316,085.20/14,404.10
  6. Step 6: Final answer
    x = 20,293.95

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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.