Home / 43,091.42-64,637.94-13,508.60

Finding the Fourth Proportional to 43,091.42, 64,637.94 and 13,508.60

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Solution

The fourth proportional to 43,091.42, 64,637.94 and 13,508.60 is: 20,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,091.42 : 64,637.94 = 13,508.60 : x
  2. Step 2: Convert to fraction form
    43,091.42/64,637.94 = 13,508.60/x
  3. Step 3: Cross multiply
    43,091.42x = 64,637.94 × 13,508.60
  4. Step 4: Simplify right side
    43,091.42x = 873,168,076.28
  5. Step 5: Solve for x
    x = 873,168,076.28/43,091.42
  6. Step 6: Final answer
    x = 20,263.15

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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.