Home / 17,898.36-26,830.32-8,535.84

Finding the Fourth Proportional to 17,898.36, 26,830.32 and 8,535.84

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Solution

The fourth proportional to 17,898.36, 26,830.32 and 8,535.84 is: 12,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.36 : 26,830.32 = 8,535.84 : x
  2. Step 2: Convert to fraction form
    17,898.36/26,830.32 = 8,535.84/x
  3. Step 3: Cross multiply
    17,898.36x = 26,830.32 × 8,535.84
  4. Step 4: Simplify right side
    17,898.36x = 229,019,318.67
  5. Step 5: Solve for x
    x = 229,019,318.67/17,898.36
  6. Step 6: Final answer
    x = 12,795.55

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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.