Home / 40,392.02-55,734.34-22,486.57

Finding the Fourth Proportional to 40,392.02, 55,734.34 and 22,486.57

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Solution

The fourth proportional to 40,392.02, 55,734.34 and 22,486.57 is: 31,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.02 : 55,734.34 = 22,486.57 : x
  2. Step 2: Convert to fraction form
    40,392.02/55,734.34 = 22,486.57/x
  3. Step 3: Cross multiply
    40,392.02x = 55,734.34 × 22,486.57
  4. Step 4: Simplify right side
    40,392.02x = 1,253,274,137.81
  5. Step 5: Solve for x
    x = 1,253,274,137.81/40,392.02
  6. Step 6: Final answer
    x = 31,027.77

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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.