Home / 15,624.76-21,562.10-8,551.16

Finding the Fourth Proportional to 15,624.76, 21,562.10 and 8,551.16

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Solution

The fourth proportional to 15,624.76, 21,562.10 and 8,551.16 is: 11,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.76 : 21,562.10 = 8,551.16 : x
  2. Step 2: Convert to fraction form
    15,624.76/21,562.10 = 8,551.16/x
  3. Step 3: Cross multiply
    15,624.76x = 21,562.10 × 8,551.16
  4. Step 4: Simplify right side
    15,624.76x = 184,380,967.04
  5. Step 5: Solve for x
    x = 184,380,967.04/15,624.76
  6. Step 6: Final answer
    x = 11,800.56

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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.