Home / 19,557.23-29,313.98-8,447.27

Finding the Fourth Proportional to 19,557.23, 29,313.98 and 8,447.27

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Solution

The fourth proportional to 19,557.23, 29,313.98 and 8,447.27 is: 12,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.23 : 29,313.98 = 8,447.27 : x
  2. Step 2: Convert to fraction form
    19,557.23/29,313.98 = 8,447.27/x
  3. Step 3: Cross multiply
    19,557.23x = 29,313.98 × 8,447.27
  4. Step 4: Simplify right side
    19,557.23x = 247,622,915.03
  5. Step 5: Solve for x
    x = 247,622,915.03/19,557.23
  6. Step 6: Final answer
    x = 12,661.45

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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.