Home / 23,045.04-31,806.36-13,484.37

Finding the Fourth Proportional to 23,045.04, 31,806.36 and 13,484.37

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Solution

The fourth proportional to 23,045.04, 31,806.36 and 13,484.37 is: 18,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,045.04 : 31,806.36 = 13,484.37 : x
  2. Step 2: Convert to fraction form
    23,045.04/31,806.36 = 13,484.37/x
  3. Step 3: Cross multiply
    23,045.04x = 31,806.36 × 13,484.37
  4. Step 4: Simplify right side
    23,045.04x = 428,888,726.59
  5. Step 5: Solve for x
    x = 428,888,726.59/23,045.04
  6. Step 6: Final answer
    x = 18,610.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.