Home / 56,317.80-84,449.37-21,260.22

Finding the Fourth Proportional to 56,317.80, 84,449.37 and 21,260.22

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Solution

The fourth proportional to 56,317.80, 84,449.37 and 21,260.22 is: 31,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,317.80 : 84,449.37 = 21,260.22 : x
  2. Step 2: Convert to fraction form
    56,317.80/84,449.37 = 21,260.22/x
  3. Step 3: Cross multiply
    56,317.80x = 84,449.37 × 21,260.22
  4. Step 4: Simplify right side
    56,317.80x = 1,795,412,185.06
  5. Step 5: Solve for x
    x = 1,795,412,185.06/56,317.80
  6. Step 6: Final answer
    x = 31,880.01

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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.