Home / 19,295.50-28,946.72-6,822.77

Finding the Fourth Proportional to 19,295.50, 28,946.72 and 6,822.77

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Solution

The fourth proportional to 19,295.50, 28,946.72 and 6,822.77 is: 10,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.50 : 28,946.72 = 6,822.77 : x
  2. Step 2: Convert to fraction form
    19,295.50/28,946.72 = 6,822.77/x
  3. Step 3: Cross multiply
    19,295.50x = 28,946.72 × 6,822.77
  4. Step 4: Simplify right side
    19,295.50x = 197,496,812.81
  5. Step 5: Solve for x
    x = 197,496,812.81/19,295.50
  6. Step 6: Final answer
    x = 10,235.38

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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.