Home / 30,432.19-41,973.27-26,190.43

Finding the Fourth Proportional to 30,432.19, 41,973.27 and 26,190.43

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Solution

The fourth proportional to 30,432.19, 41,973.27 and 26,190.43 is: 36,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,432.19 : 41,973.27 = 26,190.43 : x
  2. Step 2: Convert to fraction form
    30,432.19/41,973.27 = 26,190.43/x
  3. Step 3: Cross multiply
    30,432.19x = 41,973.27 × 26,190.43
  4. Step 4: Simplify right side
    30,432.19x = 1,099,297,989.81
  5. Step 5: Solve for x
    x = 1,099,297,989.81/30,432.19
  6. Step 6: Final answer
    x = 36,122.87

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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.