Home / 19,295.40-28,946.54-6,822.66

Finding the Fourth Proportional to 19,295.40, 28,946.54 and 6,822.66

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Solution

The fourth proportional to 19,295.40, 28,946.54 and 6,822.66 is: 10,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.40 : 28,946.54 = 6,822.66 : x
  2. Step 2: Convert to fraction form
    19,295.40/28,946.54 = 6,822.66/x
  3. Step 3: Cross multiply
    19,295.40x = 28,946.54 × 6,822.66
  4. Step 4: Simplify right side
    19,295.40x = 197,492,366.48
  5. Step 5: Solve for x
    x = 197,492,366.48/19,295.40
  6. Step 6: Final answer
    x = 10,235.21

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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.