Home / 26,728.03-36,883.15-14,790.65

Finding the Fourth Proportional to 26,728.03, 36,883.15 and 14,790.65

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Solution

The fourth proportional to 26,728.03, 36,883.15 and 14,790.65 is: 20,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.03 : 36,883.15 = 14,790.65 : x
  2. Step 2: Convert to fraction form
    26,728.03/36,883.15 = 14,790.65/x
  3. Step 3: Cross multiply
    26,728.03x = 36,883.15 × 14,790.65
  4. Step 4: Simplify right side
    26,728.03x = 545,525,748.62
  5. Step 5: Solve for x
    x = 545,525,748.62/26,728.03
  6. Step 6: Final answer
    x = 20,410.25

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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.