Home / 15,788.10-23,681.61-4,694.84

Finding the Fourth Proportional to 15,788.10, 23,681.61 and 4,694.84

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Solution

The fourth proportional to 15,788.10, 23,681.61 and 4,694.84 is: 7,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.10 : 23,681.61 = 4,694.84 : x
  2. Step 2: Convert to fraction form
    15,788.10/23,681.61 = 4,694.84/x
  3. Step 3: Cross multiply
    15,788.10x = 23,681.61 × 4,694.84
  4. Step 4: Simplify right side
    15,788.10x = 111,181,369.89
  5. Step 5: Solve for x
    x = 111,181,369.89/15,788.10
  6. Step 6: Final answer
    x = 7,042.10

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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.