Home / 22,099.81-30,483.97-13,482.06

Finding the Fourth Proportional to 22,099.81, 30,483.97 and 13,482.06

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Solution

The fourth proportional to 22,099.81, 30,483.97 and 13,482.06 is: 18,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.81 : 30,483.97 = 13,482.06 : x
  2. Step 2: Convert to fraction form
    22,099.81/30,483.97 = 13,482.06/x
  3. Step 3: Cross multiply
    22,099.81x = 30,483.97 × 13,482.06
  4. Step 4: Simplify right side
    22,099.81x = 410,986,492.75
  5. Step 5: Solve for x
    x = 410,986,492.75/22,099.81
  6. Step 6: Final answer
    x = 18,596.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.