Home / 19,554.58-29,331.61-4,763.52

Finding the Fourth Proportional to 19,554.58, 29,331.61 and 4,763.52

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Solution

The fourth proportional to 19,554.58, 29,331.61 and 4,763.52 is: 7,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.58 : 29,331.61 = 4,763.52 : x
  2. Step 2: Convert to fraction form
    19,554.58/29,331.61 = 4,763.52/x
  3. Step 3: Cross multiply
    19,554.58x = 29,331.61 × 4,763.52
  4. Step 4: Simplify right side
    19,554.58x = 139,721,710.87
  5. Step 5: Solve for x
    x = 139,721,710.87/19,554.58
  6. Step 6: Final answer
    x = 7,145.22

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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.