Home / 43,998.22-65,431.34-42,596.95

Finding the Fourth Proportional to 43,998.22, 65,431.34 and 42,596.95

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Solution

The fourth proportional to 43,998.22, 65,431.34 and 42,596.95 is: 63,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,998.22 : 65,431.34 = 42,596.95 : x
  2. Step 2: Convert to fraction form
    43,998.22/65,431.34 = 42,596.95/x
  3. Step 3: Cross multiply
    43,998.22x = 65,431.34 × 42,596.95
  4. Step 4: Simplify right side
    43,998.22x = 2,787,175,518.41
  5. Step 5: Solve for x
    x = 2,787,175,518.41/43,998.22
  6. Step 6: Final answer
    x = 63,347.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.