Home / 40,440.26-55,777.86-26,803.64

Finding the Fourth Proportional to 40,440.26, 55,777.86 and 26,803.64

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Solution

The fourth proportional to 40,440.26, 55,777.86 and 26,803.64 is: 36,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.26 : 55,777.86 = 26,803.64 : x
  2. Step 2: Convert to fraction form
    40,440.26/55,777.86 = 26,803.64/x
  3. Step 3: Cross multiply
    40,440.26x = 55,777.86 × 26,803.64
  4. Step 4: Simplify right side
    40,440.26x = 1,495,049,818.86
  5. Step 5: Solve for x
    x = 1,495,049,818.86/40,440.26
  6. Step 6: Final answer
    x = 36,969.34

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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.