Home / 56,087.36-84,112.84-18,637.38

Finding the Fourth Proportional to 56,087.36, 84,112.84 and 18,637.38

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Solution

The fourth proportional to 56,087.36, 84,112.84 and 18,637.38 is: 27,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087.36 : 84,112.84 = 18,637.38 : x
  2. Step 2: Convert to fraction form
    56,087.36/84,112.84 = 18,637.38/x
  3. Step 3: Cross multiply
    56,087.36x = 84,112.84 × 18,637.38
  4. Step 4: Simplify right side
    56,087.36x = 1,567,642,961.96
  5. Step 5: Solve for x
    x = 1,567,642,961.96/56,087.36
  6. Step 6: Final answer
    x = 27,950.02

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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.