Home / 23,403.89-35,114.61-12,152.21

Finding the Fourth Proportional to 23,403.89, 35,114.61 and 12,152.21

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Solution

The fourth proportional to 23,403.89, 35,114.61 and 12,152.21 is: 18,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,403.89 : 35,114.61 = 12,152.21 : x
  2. Step 2: Convert to fraction form
    23,403.89/35,114.61 = 12,152.21/x
  3. Step 3: Cross multiply
    23,403.89x = 35,114.61 × 12,152.21
  4. Step 4: Simplify right side
    23,403.89x = 426,720,054.03
  5. Step 5: Solve for x
    x = 426,720,054.03/23,403.89
  6. Step 6: Final answer
    x = 18,232.87

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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.