Home / 40,431.79-55,797.59-22,526.81

Finding the Fourth Proportional to 40,431.79, 55,797.59 and 22,526.81

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Solution

The fourth proportional to 40,431.79, 55,797.59 and 22,526.81 is: 31,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.79 : 55,797.59 = 22,526.81 : x
  2. Step 2: Convert to fraction form
    40,431.79/55,797.59 = 22,526.81/x
  3. Step 3: Cross multiply
    40,431.79x = 55,797.59 × 22,526.81
  4. Step 4: Simplify right side
    40,431.79x = 1,256,941,694.96
  5. Step 5: Solve for x
    x = 1,256,941,694.96/40,431.79
  6. Step 6: Final answer
    x = 31,087.95

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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.