Home / 55,982.13-83,973.49-14,429.13

Finding the Fourth Proportional to 55,982.13, 83,973.49 and 14,429.13

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Solution

The fourth proportional to 55,982.13, 83,973.49 and 14,429.13 is: 21,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,982.13 : 83,973.49 = 14,429.13 : x
  2. Step 2: Convert to fraction form
    55,982.13/83,973.49 = 14,429.13/x
  3. Step 3: Cross multiply
    55,982.13x = 83,973.49 × 14,429.13
  4. Step 4: Simplify right side
    55,982.13x = 1,211,664,403.76
  5. Step 5: Solve for x
    x = 1,211,664,403.76/55,982.13
  6. Step 6: Final answer
    x = 21,643.77

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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.