Home / 52,783.02-79,186.47-17,721.75

Finding the Fourth Proportional to 52,783.02, 79,186.47 and 17,721.75

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Solution

The fourth proportional to 52,783.02, 79,186.47 and 17,721.75 is: 26,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,783.02 : 79,186.47 = 17,721.75 : x
  2. Step 2: Convert to fraction form
    52,783.02/79,186.47 = 17,721.75/x
  3. Step 3: Cross multiply
    52,783.02x = 79,186.47 × 17,721.75
  4. Step 4: Simplify right side
    52,783.02x = 1,403,322,824.72
  5. Step 5: Solve for x
    x = 1,403,322,824.72/52,783.02
  6. Step 6: Final answer
    x = 26,586.63

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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.