Home / 19,095.49-28,631.73-8,563.61

Finding the Fourth Proportional to 19,095.49, 28,631.73 and 8,563.61

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Solution

The fourth proportional to 19,095.49, 28,631.73 and 8,563.61 is: 12,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.49 : 28,631.73 = 8,563.61 : x
  2. Step 2: Convert to fraction form
    19,095.49/28,631.73 = 8,563.61/x
  3. Step 3: Cross multiply
    19,095.49x = 28,631.73 × 8,563.61
  4. Step 4: Simplify right side
    19,095.49x = 245,190,969.35
  5. Step 5: Solve for x
    x = 245,190,969.35/19,095.49
  6. Step 6: Final answer
    x = 12,840.26

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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.