Home / 53,208.61-79,840.86-23,647.66

Finding the Fourth Proportional to 53,208.61, 79,840.86 and 23,647.66

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Solution

The fourth proportional to 53,208.61, 79,840.86 and 23,647.66 is: 35,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.61 : 79,840.86 = 23,647.66 : x
  2. Step 2: Convert to fraction form
    53,208.61/79,840.86 = 23,647.66/x
  3. Step 3: Cross multiply
    53,208.61x = 79,840.86 × 23,647.66
  4. Step 4: Simplify right side
    53,208.61x = 1,888,049,511.39
  5. Step 5: Solve for x
    x = 1,888,049,511.39/53,208.61
  6. Step 6: Final answer
    x = 35,483.91

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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.