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Finding the Fourth Proportional to 19,104.48, 28,677.48 and 16,156.65

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Solution

The fourth proportional to 19,104.48, 28,677.48 and 16,156.65 is: 24,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.48 : 28,677.48 = 16,156.65 : x
  2. Step 2: Convert to fraction form
    19,104.48/28,677.48 = 16,156.65/x
  3. Step 3: Cross multiply
    19,104.48x = 28,677.48 × 16,156.65
  4. Step 4: Simplify right side
    19,104.48x = 463,331,920.36
  5. Step 5: Solve for x
    x = 463,331,920.36/19,104.48
  6. Step 6: Final answer
    x = 24,252.52

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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.