Home / 55,966.47-83,923.38-22,661.21

Finding the Fourth Proportional to 55,966.47, 83,923.38 and 22,661.21

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Solution

The fourth proportional to 55,966.47, 83,923.38 and 22,661.21 is: 33,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.47 : 83,923.38 = 22,661.21 : x
  2. Step 2: Convert to fraction form
    55,966.47/83,923.38 = 22,661.21/x
  3. Step 3: Cross multiply
    55,966.47x = 83,923.38 × 22,661.21
  4. Step 4: Simplify right side
    55,966.47x = 1,901,804,918.47
  5. Step 5: Solve for x
    x = 1,901,804,918.47/55,966.47
  6. Step 6: Final answer
    x = 33,981.15

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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.