Home / 19,116.54-28,675.08-5,969.16

Finding the Fourth Proportional to 19,116.54, 28,675.08 and 5,969.16

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Solution

The fourth proportional to 19,116.54, 28,675.08 and 5,969.16 is: 8,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.54 : 28,675.08 = 5,969.16 : x
  2. Step 2: Convert to fraction form
    19,116.54/28,675.08 = 5,969.16/x
  3. Step 3: Cross multiply
    19,116.54x = 28,675.08 × 5,969.16
  4. Step 4: Simplify right side
    19,116.54x = 171,166,140.53
  5. Step 5: Solve for x
    x = 171,166,140.53/19,116.54
  6. Step 6: Final answer
    x = 8,953.82

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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.