Home / 70,587.37-105,883.94-17,998.22

Finding the Fourth Proportional to 70,587.37, 105,883.94 and 17,998.22

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Solution

The fourth proportional to 70,587.37, 105,883.94 and 17,998.22 is: 26,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,587.37 : 105,883.94 = 17,998.22 : x
  2. Step 2: Convert to fraction form
    70,587.37/105,883.94 = 17,998.22/x
  3. Step 3: Cross multiply
    70,587.37x = 105,883.94 × 17,998.22
  4. Step 4: Simplify right side
    70,587.37x = 1,905,722,756.29
  5. Step 5: Solve for x
    x = 1,905,722,756.29/70,587.37
  6. Step 6: Final answer
    x = 26,998.07

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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.