Home / 14,637.60-21,935.70-8,388.36

Finding the Fourth Proportional to 14,637.60, 21,935.70 and 8,388.36

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Solution

The fourth proportional to 14,637.60, 21,935.70 and 8,388.36 is: 12,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.60 : 21,935.70 = 8,388.36 : x
  2. Step 2: Convert to fraction form
    14,637.60/21,935.70 = 8,388.36/x
  3. Step 3: Cross multiply
    14,637.60x = 21,935.70 × 8,388.36
  4. Step 4: Simplify right side
    14,637.60x = 184,004,548.45
  5. Step 5: Solve for x
    x = 184,004,548.45/14,637.60
  6. Step 6: Final answer
    x = 12,570.68

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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.