Home / 19,072.46-28,580.51-18,006.22

Finding the Fourth Proportional to 19,072.46, 28,580.51 and 18,006.22

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Solution

The fourth proportional to 19,072.46, 28,580.51 and 18,006.22 is: 26,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.46 : 28,580.51 = 18,006.22 : x
  2. Step 2: Convert to fraction form
    19,072.46/28,580.51 = 18,006.22/x
  3. Step 3: Cross multiply
    19,072.46x = 28,580.51 × 18,006.22
  4. Step 4: Simplify right side
    19,072.46x = 514,626,870.75
  5. Step 5: Solve for x
    x = 514,626,870.75/19,072.46
  6. Step 6: Final answer
    x = 26,982.72

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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.