Home / 53,070.22-79,603.26-18,009.91

Finding the Fourth Proportional to 53,070.22, 79,603.26 and 18,009.91

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Solution

The fourth proportional to 53,070.22, 79,603.26 and 18,009.91 is: 27,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,070.22 : 79,603.26 = 18,009.91 : x
  2. Step 2: Convert to fraction form
    53,070.22/79,603.26 = 18,009.91/x
  3. Step 3: Cross multiply
    53,070.22x = 79,603.26 × 18,009.91
  4. Step 4: Simplify right side
    53,070.22x = 1,433,647,548.31
  5. Step 5: Solve for x
    x = 1,433,647,548.31/53,070.22
  6. Step 6: Final answer
    x = 27,014.16

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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.