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Finding the Fourth Proportional to 30,598.95, 45,871.09 and 14,795.14

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Solution

The fourth proportional to 30,598.95, 45,871.09 and 14,795.14 is: 22,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,598.95 : 45,871.09 = 14,795.14 : x
  2. Step 2: Convert to fraction form
    30,598.95/45,871.09 = 14,795.14/x
  3. Step 3: Cross multiply
    30,598.95x = 45,871.09 × 14,795.14
  4. Step 4: Simplify right side
    30,598.95x = 678,669,198.50
  5. Step 5: Solve for x
    x = 678,669,198.50/30,598.95
  6. Step 6: Final answer
    x = 22,179.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.