Home / 19,849.51-29,751.58-8,148.25

Finding the Fourth Proportional to 19,849.51, 29,751.58 and 8,148.25

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Solution

The fourth proportional to 19,849.51, 29,751.58 and 8,148.25 is: 12,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.51 : 29,751.58 = 8,148.25 : x
  2. Step 2: Convert to fraction form
    19,849.51/29,751.58 = 8,148.25/x
  3. Step 3: Cross multiply
    19,849.51x = 29,751.58 × 8,148.25
  4. Step 4: Simplify right side
    19,849.51x = 242,423,311.74
  5. Step 5: Solve for x
    x = 242,423,311.74/19,849.51
  6. Step 6: Final answer
    x = 12,213.06

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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.