Home / 14,237.60-19,646.44-8,270.54

Finding the Fourth Proportional to 14,237.60, 19,646.44 and 8,270.54

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Solution

The fourth proportional to 14,237.60, 19,646.44 and 8,270.54 is: 11,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.60 : 19,646.44 = 8,270.54 : x
  2. Step 2: Convert to fraction form
    14,237.60/19,646.44 = 8,270.54/x
  3. Step 3: Cross multiply
    14,237.60x = 19,646.44 × 8,270.54
  4. Step 4: Simplify right side
    14,237.60x = 162,486,548.97
  5. Step 5: Solve for x
    x = 162,486,548.97/14,237.60
  6. Step 6: Final answer
    x = 11,412.49

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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.