Home / 28,304.51-42,456.30-7,244.37

Finding the Fourth Proportional to 28,304.51, 42,456.30 and 7,244.37

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Solution

The fourth proportional to 28,304.51, 42,456.30 and 7,244.37 is: 10,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304.51 : 42,456.30 = 7,244.37 : x
  2. Step 2: Convert to fraction form
    28,304.51/42,456.30 = 7,244.37/x
  3. Step 3: Cross multiply
    28,304.51x = 42,456.30 × 7,244.37
  4. Step 4: Simplify right side
    28,304.51x = 307,569,146.03
  5. Step 5: Solve for x
    x = 307,569,146.03/28,304.51
  6. Step 6: Final answer
    x = 10,866.44

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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.