Home / 15,626.08-21,563.15-8,551.13

Finding the Fourth Proportional to 15,626.08, 21,563.15 and 8,551.13

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Solution

The fourth proportional to 15,626.08, 21,563.15 and 8,551.13 is: 11,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.08 : 21,563.15 = 8,551.13 : x
  2. Step 2: Convert to fraction form
    15,626.08/21,563.15 = 8,551.13/x
  3. Step 3: Cross multiply
    15,626.08x = 21,563.15 × 8,551.13
  4. Step 4: Simplify right side
    15,626.08x = 184,389,374.15
  5. Step 5: Solve for x
    x = 184,389,374.15/15,626.08
  6. Step 6: Final answer
    x = 11,800.11

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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.