Home / 40,798.92-56,276.64-29,485.02

Finding the Fourth Proportional to 40,798.92, 56,276.64 and 29,485.02

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Solution

The fourth proportional to 40,798.92, 56,276.64 and 29,485.02 is: 40,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.92 : 56,276.64 = 29,485.02 : x
  2. Step 2: Convert to fraction form
    40,798.92/56,276.64 = 29,485.02/x
  3. Step 3: Cross multiply
    40,798.92x = 56,276.64 × 29,485.02
  4. Step 4: Simplify right side
    40,798.92x = 1,659,317,855.93
  5. Step 5: Solve for x
    x = 1,659,317,855.93/40,798.92
  6. Step 6: Final answer
    x = 40,670.63

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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.