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Finding the Fourth Proportional to 40,797.72, 56,300.48 and 22,892.72

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Solution

The fourth proportional to 40,797.72, 56,300.48 and 22,892.72 is: 31,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,797.72 : 56,300.48 = 22,892.72 : x
  2. Step 2: Convert to fraction form
    40,797.72/56,300.48 = 22,892.72/x
  3. Step 3: Cross multiply
    40,797.72x = 56,300.48 × 22,892.72
  4. Step 4: Simplify right side
    40,797.72x = 1,288,871,124.51
  5. Step 5: Solve for x
    x = 1,288,871,124.51/40,797.72
  6. Step 6: Final answer
    x = 31,591.74

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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.