Home / 19,289.46-28,918.61-17,732.50

Finding the Fourth Proportional to 19,289.46, 28,918.61 and 17,732.50

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Solution

The fourth proportional to 19,289.46, 28,918.61 and 17,732.50 is: 26,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.46 : 28,918.61 = 17,732.50 : x
  2. Step 2: Convert to fraction form
    19,289.46/28,918.61 = 17,732.50/x
  3. Step 3: Cross multiply
    19,289.46x = 28,918.61 × 17,732.50
  4. Step 4: Simplify right side
    19,289.46x = 512,799,251.83
  5. Step 5: Solve for x
    x = 512,799,251.83/19,289.46
  6. Step 6: Final answer
    x = 26,584.43

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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.