Home / 13,054.84-19,559.97-8,609.80

Finding the Fourth Proportional to 13,054.84, 19,559.97 and 8,609.80

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Solution

The fourth proportional to 13,054.84, 19,559.97 and 8,609.80 is: 12,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.84 : 19,559.97 = 8,609.80 : x
  2. Step 2: Convert to fraction form
    13,054.84/19,559.97 = 8,609.80/x
  3. Step 3: Cross multiply
    13,054.84x = 19,559.97 × 8,609.80
  4. Step 4: Simplify right side
    13,054.84x = 168,407,429.71
  5. Step 5: Solve for x
    x = 168,407,429.71/13,054.84
  6. Step 6: Final answer
    x = 12,900.00

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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.