Home / 55,214.41-76,187.59-31,014.44

Finding the Fourth Proportional to 55,214.41, 76,187.59 and 31,014.44

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Solution

The fourth proportional to 55,214.41, 76,187.59 and 31,014.44 is: 42,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,214.41 : 76,187.59 = 31,014.44 : x
  2. Step 2: Convert to fraction form
    55,214.41/76,187.59 = 31,014.44/x
  3. Step 3: Cross multiply
    55,214.41x = 76,187.59 × 31,014.44
  4. Step 4: Simplify right side
    55,214.41x = 2,362,915,438.80
  5. Step 5: Solve for x
    x = 2,362,915,438.80/55,214.41
  6. Step 6: Final answer
    x = 42,795.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.