Home / 19,705.74-29,551.53-6,554.58

Finding the Fourth Proportional to 19,705.74, 29,551.53 and 6,554.58

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Solution

The fourth proportional to 19,705.74, 29,551.53 and 6,554.58 is: 9,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.74 : 29,551.53 = 6,554.58 : x
  2. Step 2: Convert to fraction form
    19,705.74/29,551.53 = 6,554.58/x
  3. Step 3: Cross multiply
    19,705.74x = 29,551.53 × 6,554.58
  4. Step 4: Simplify right side
    19,705.74x = 193,697,867.51
  5. Step 5: Solve for x
    x = 193,697,867.51/19,705.74
  6. Step 6: Final answer
    x = 9,829.52

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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.