Home / 55,924.80-83,889.12-18,984

Finding the Fourth Proportional to 55,924.80, 83,889.12 and 18,984

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Solution

The fourth proportional to 55,924.80, 83,889.12 and 18,984 is: 28,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,924.80 : 83,889.12 = 18,984 : x
  2. Step 2: Convert to fraction form
    55,924.80/83,889.12 = 18,984/x
  3. Step 3: Cross multiply
    55,924.80x = 83,889.12 × 18,984
  4. Step 4: Simplify right side
    55,924.80x = 1,592,551,054.08
  5. Step 5: Solve for x
    x = 1,592,551,054.08/55,924.80
  6. Step 6: Final answer
    x = 28,476.65

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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.