Home / 19,270.08-28,869.75-16,169.94

Finding the Fourth Proportional to 19,270.08, 28,869.75 and 16,169.94

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Solution

The fourth proportional to 19,270.08, 28,869.75 and 16,169.94 is: 24,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.08 : 28,869.75 = 16,169.94 : x
  2. Step 2: Convert to fraction form
    19,270.08/28,869.75 = 16,169.94/x
  3. Step 3: Cross multiply
    19,270.08x = 28,869.75 × 16,169.94
  4. Step 4: Simplify right side
    19,270.08x = 466,822,125.32
  5. Step 5: Solve for x
    x = 466,822,125.32/19,270.08
  6. Step 6: Final answer
    x = 24,225.23

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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.