Home / 57,643.13-86,434.78-22,093.95

Finding the Fourth Proportional to 57,643.13, 86,434.78 and 22,093.95

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Solution

The fourth proportional to 57,643.13, 86,434.78 and 22,093.95 is: 33,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,643.13 : 86,434.78 = 22,093.95 : x
  2. Step 2: Convert to fraction form
    57,643.13/86,434.78 = 22,093.95/x
  3. Step 3: Cross multiply
    57,643.13x = 86,434.78 × 22,093.95
  4. Step 4: Simplify right side
    57,643.13x = 1,909,685,707.58
  5. Step 5: Solve for x
    x = 1,909,685,707.58/57,643.13
  6. Step 6: Final answer
    x = 33,129.46

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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.