Home / 16,782.89-25,150.57-13,068.77

Finding the Fourth Proportional to 16,782.89, 25,150.57 and 13,068.77

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Solution

The fourth proportional to 16,782.89, 25,150.57 and 13,068.77 is: 19,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.89 : 25,150.57 = 13,068.77 : x
  2. Step 2: Convert to fraction form
    16,782.89/25,150.57 = 13,068.77/x
  3. Step 3: Cross multiply
    16,782.89x = 25,150.57 × 13,068.77
  4. Step 4: Simplify right side
    16,782.89x = 328,686,856.27
  5. Step 5: Solve for x
    x = 328,686,856.27/16,782.89
  6. Step 6: Final answer
    x = 19,584.65

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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.