Home / 15,624.86-21,562.29-8,551.26

Finding the Fourth Proportional to 15,624.86, 21,562.29 and 8,551.26

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Solution

The fourth proportional to 15,624.86, 21,562.29 and 8,551.26 is: 11,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.86 : 21,562.29 = 8,551.26 : x
  2. Step 2: Convert to fraction form
    15,624.86/21,562.29 = 8,551.26/x
  3. Step 3: Cross multiply
    15,624.86x = 21,562.29 × 8,551.26
  4. Step 4: Simplify right side
    15,624.86x = 184,384,747.99
  5. Step 5: Solve for x
    x = 184,384,747.99/15,624.86
  6. Step 6: Final answer
    x = 11,800.73

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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.