Home / 15,562.18-21,473.94-8,847.82

Finding the Fourth Proportional to 15,562.18, 21,473.94 and 8,847.82

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Solution

The fourth proportional to 15,562.18, 21,473.94 and 8,847.82 is: 12,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.18 : 21,473.94 = 8,847.82 : x
  2. Step 2: Convert to fraction form
    15,562.18/21,473.94 = 8,847.82/x
  3. Step 3: Cross multiply
    15,562.18x = 21,473.94 × 8,847.82
  4. Step 4: Simplify right side
    15,562.18x = 189,997,555.81
  5. Step 5: Solve for x
    x = 189,997,555.81/15,562.18
  6. Step 6: Final answer
    x = 12,208.93

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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.