Home / 19,698.47-29,547.09-4,907.37

Finding the Fourth Proportional to 19,698.47, 29,547.09 and 4,907.37

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Solution

The fourth proportional to 19,698.47, 29,547.09 and 4,907.37 is: 7,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.47 : 29,547.09 = 4,907.37 : x
  2. Step 2: Convert to fraction form
    19,698.47/29,547.09 = 4,907.37/x
  3. Step 3: Cross multiply
    19,698.47x = 29,547.09 × 4,907.37
  4. Step 4: Simplify right side
    19,698.47x = 144,998,503.05
  5. Step 5: Solve for x
    x = 144,998,503.05/19,698.47
  6. Step 6: Final answer
    x = 7,360.90

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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.