Home / 53,242.41-79,784.73-21,614.01

Finding the Fourth Proportional to 53,242.41, 79,784.73 and 21,614.01

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Solution

The fourth proportional to 53,242.41, 79,784.73 and 21,614.01 is: 32,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242.41 : 79,784.73 = 21,614.01 : x
  2. Step 2: Convert to fraction form
    53,242.41/79,784.73 = 21,614.01/x
  3. Step 3: Cross multiply
    53,242.41x = 79,784.73 × 21,614.01
  4. Step 4: Simplify right side
    53,242.41x = 1,724,467,652.87
  5. Step 5: Solve for x
    x = 1,724,467,652.87/53,242.41
  6. Step 6: Final answer
    x = 32,388.98

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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.