Home / 40,040.98-55,267.92-26,438.99

Finding the Fourth Proportional to 40,040.98, 55,267.92 and 26,438.99

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Solution

The fourth proportional to 40,040.98, 55,267.92 and 26,438.99 is: 36,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,040.98 : 55,267.92 = 26,438.99 : x
  2. Step 2: Convert to fraction form
    40,040.98/55,267.92 = 26,438.99/x
  3. Step 3: Cross multiply
    40,040.98x = 55,267.92 × 26,438.99
  4. Step 4: Simplify right side
    40,040.98x = 1,461,227,707.86
  5. Step 5: Solve for x
    x = 1,461,227,707.86/40,040.98
  6. Step 6: Final answer
    x = 36,493.31

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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.