Home / 17,826.68-26,766.99-14,158.64

Finding the Fourth Proportional to 17,826.68, 26,766.99 and 14,158.64

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Solution

The fourth proportional to 17,826.68, 26,766.99 and 14,158.64 is: 21,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.68 : 26,766.99 = 14,158.64 : x
  2. Step 2: Convert to fraction form
    17,826.68/26,766.99 = 14,158.64/x
  3. Step 3: Cross multiply
    17,826.68x = 26,766.99 × 14,158.64
  4. Step 4: Simplify right side
    17,826.68x = 378,984,041.46
  5. Step 5: Solve for x
    x = 378,984,041.46/17,826.68
  6. Step 6: Final answer
    x = 21,259.38

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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.