Home / 34,860.81-48,108.23-18,945.27

Finding the Fourth Proportional to 34,860.81, 48,108.23 and 18,945.27

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Solution

The fourth proportional to 34,860.81, 48,108.23 and 18,945.27 is: 26,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860.81 : 48,108.23 = 18,945.27 : x
  2. Step 2: Convert to fraction form
    34,860.81/48,108.23 = 18,945.27/x
  3. Step 3: Cross multiply
    34,860.81x = 48,108.23 × 18,945.27
  4. Step 4: Simplify right side
    34,860.81x = 911,423,311.85
  5. Step 5: Solve for x
    x = 911,423,311.85/34,860.81
  6. Step 6: Final answer
    x = 26,144.64

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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.