Home / 40,440.89-55,778.72-26,804.27

Finding the Fourth Proportional to 40,440.89, 55,778.72 and 26,804.27

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Solution

The fourth proportional to 40,440.89, 55,778.72 and 26,804.27 is: 36,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.89 : 55,778.72 = 26,804.27 : x
  2. Step 2: Convert to fraction form
    40,440.89/55,778.72 = 26,804.27/x
  3. Step 3: Cross multiply
    40,440.89x = 55,778.72 × 26,804.27
  4. Step 4: Simplify right side
    40,440.89x = 1,495,107,938.15
  5. Step 5: Solve for x
    x = 1,495,107,938.15/40,440.89
  6. Step 6: Final answer
    x = 36,970.20

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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.