Home / 53,094.88-79,643.94-13,651.66

Finding the Fourth Proportional to 53,094.88, 79,643.94 and 13,651.66

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Solution

The fourth proportional to 53,094.88, 79,643.94 and 13,651.66 is: 20,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,094.88 : 79,643.94 = 13,651.66 : x
  2. Step 2: Convert to fraction form
    53,094.88/79,643.94 = 13,651.66/x
  3. Step 3: Cross multiply
    53,094.88x = 79,643.94 × 13,651.66
  4. Step 4: Simplify right side
    53,094.88x = 1,087,271,989.94
  5. Step 5: Solve for x
    x = 1,087,271,989.94/53,094.88
  6. Step 6: Final answer
    x = 20,477.91

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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.