Home / 40,760.60-56,225.79-25,629.30

Finding the Fourth Proportional to 40,760.60, 56,225.79 and 25,629.30

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Solution

The fourth proportional to 40,760.60, 56,225.79 and 25,629.30 is: 35,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,760.60 : 56,225.79 = 25,629.30 : x
  2. Step 2: Convert to fraction form
    40,760.60/56,225.79 = 25,629.30/x
  3. Step 3: Cross multiply
    40,760.60x = 56,225.79 × 25,629.30
  4. Step 4: Simplify right side
    40,760.60x = 1,441,027,639.65
  5. Step 5: Solve for x
    x = 1,441,027,639.65/40,760.60
  6. Step 6: Final answer
    x = 35,353.45

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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.