Home / 28,367.10-42,763.07-26,464.14

Finding the Fourth Proportional to 28,367.10, 42,763.07 and 26,464.14

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Solution

The fourth proportional to 28,367.10, 42,763.07 and 26,464.14 is: 39,894.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.10 : 42,763.07 = 26,464.14 : x
  2. Step 2: Convert to fraction form
    28,367.10/42,763.07 = 26,464.14/x
  3. Step 3: Cross multiply
    28,367.10x = 42,763.07 × 26,464.14
  4. Step 4: Simplify right side
    28,367.10x = 1,131,687,738.99
  5. Step 5: Solve for x
    x = 1,131,687,738.99/28,367.10
  6. Step 6: Final answer
    x = 39,894.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.