Home / 28,302.48-42,458.31-9,583.65

Finding the Fourth Proportional to 28,302.48, 42,458.31 and 9,583.65

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Solution

The fourth proportional to 28,302.48, 42,458.31 and 9,583.65 is: 14,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.48 : 42,458.31 = 9,583.65 : x
  2. Step 2: Convert to fraction form
    28,302.48/42,458.31 = 9,583.65/x
  3. Step 3: Cross multiply
    28,302.48x = 42,458.31 × 9,583.65
  4. Step 4: Simplify right side
    28,302.48x = 406,905,582.63
  5. Step 5: Solve for x
    x = 406,905,582.63/28,302.48
  6. Step 6: Final answer
    x = 14,377.03

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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.