Home / 55,406.02-83,108.49-13,853.02

Finding the Fourth Proportional to 55,406.02, 83,108.49 and 13,853.02

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Solution

The fourth proportional to 55,406.02, 83,108.49 and 13,853.02 is: 20,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,406.02 : 83,108.49 = 13,853.02 : x
  2. Step 2: Convert to fraction form
    55,406.02/83,108.49 = 13,853.02/x
  3. Step 3: Cross multiply
    55,406.02x = 83,108.49 × 13,853.02
  4. Step 4: Simplify right side
    55,406.02x = 1,151,303,574.14
  5. Step 5: Solve for x
    x = 1,151,303,574.14/55,406.02
  6. Step 6: Final answer
    x = 20,779.39

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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.