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Finding the Fourth Proportional to 35,205.85, 48,583.02 and 19,289.76

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Solution

The fourth proportional to 35,205.85, 48,583.02 and 19,289.76 is: 26,619.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205.85 : 48,583.02 = 19,289.76 : x
  2. Step 2: Convert to fraction form
    35,205.85/48,583.02 = 19,289.76/x
  3. Step 3: Cross multiply
    35,205.85x = 48,583.02 × 19,289.76
  4. Step 4: Simplify right side
    35,205.85x = 937,154,795.88
  5. Step 5: Solve for x
    x = 937,154,795.88/35,205.85
  6. Step 6: Final answer
    x = 26,619.29

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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.