Home / 34,864.95-48,114.12-18,949.40

Finding the Fourth Proportional to 34,864.95, 48,114.12 and 18,949.40

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Solution

The fourth proportional to 34,864.95, 48,114.12 and 18,949.40 is: 26,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,864.95 : 48,114.12 = 18,949.40 : x
  2. Step 2: Convert to fraction form
    34,864.95/48,114.12 = 18,949.40/x
  3. Step 3: Cross multiply
    34,864.95x = 48,114.12 × 18,949.40
  4. Step 4: Simplify right side
    34,864.95x = 911,733,464.96
  5. Step 5: Solve for x
    x = 911,733,464.96/34,864.95
  6. Step 6: Final answer
    x = 26,150.43

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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.