Home / 13,017.27-19,521.88-4,696.22

Finding the Fourth Proportional to 13,017.27, 19,521.88 and 4,696.22

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Solution

The fourth proportional to 13,017.27, 19,521.88 and 4,696.22 is: 7,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.27 : 19,521.88 = 4,696.22 : x
  2. Step 2: Convert to fraction form
    13,017.27/19,521.88 = 4,696.22/x
  3. Step 3: Cross multiply
    13,017.27x = 19,521.88 × 4,696.22
  4. Step 4: Simplify right side
    13,017.27x = 91,679,080.36
  5. Step 5: Solve for x
    x = 91,679,080.36/13,017.27
  6. Step 6: Final answer
    x = 7,042.88

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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.