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Finding the Fourth Proportional to 35,363.89, 48,803.21 and 19,449.37

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Solution

The fourth proportional to 35,363.89, 48,803.21 and 19,449.37 is: 26,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,363.89 : 48,803.21 = 19,449.37 : x
  2. Step 2: Convert to fraction form
    35,363.89/48,803.21 = 19,449.37/x
  3. Step 3: Cross multiply
    35,363.89x = 48,803.21 × 19,449.37
  4. Step 4: Simplify right side
    35,363.89x = 949,191,688.48
  5. Step 5: Solve for x
    x = 949,191,688.48/35,363.89
  6. Step 6: Final answer
    x = 26,840.70

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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.