Home / 56,450.88-84,623.34-18,984.75

Finding the Fourth Proportional to 56,450.88, 84,623.34 and 18,984.75

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Solution

The fourth proportional to 56,450.88, 84,623.34 and 18,984.75 is: 28,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,450.88 : 84,623.34 = 18,984.75 : x
  2. Step 2: Convert to fraction form
    56,450.88/84,623.34 = 18,984.75/x
  3. Step 3: Cross multiply
    56,450.88x = 84,623.34 × 18,984.75
  4. Step 4: Simplify right side
    56,450.88x = 1,606,552,954.07
  5. Step 5: Solve for x
    x = 1,606,552,954.07/56,450.88
  6. Step 6: Final answer
    x = 28,459.31

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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.