Home / 55,897.29-83,828.14-18,450.39

Finding the Fourth Proportional to 55,897.29, 83,828.14 and 18,450.39

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Solution

The fourth proportional to 55,897.29, 83,828.14 and 18,450.39 is: 27,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,897.29 : 83,828.14 = 18,450.39 : x
  2. Step 2: Convert to fraction form
    55,897.29/83,828.14 = 18,450.39/x
  3. Step 3: Cross multiply
    55,897.29x = 83,828.14 × 18,450.39
  4. Step 4: Simplify right side
    55,897.29x = 1,546,661,875.97
  5. Step 5: Solve for x
    x = 1,546,661,875.97/55,897.29
  6. Step 6: Final answer
    x = 27,669.71

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1.5x scale

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.