Home / 19,551.58-29,327.12-4,760.51

Finding the Fourth Proportional to 19,551.58, 29,327.12 and 4,760.51

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Solution

The fourth proportional to 19,551.58, 29,327.12 and 4,760.51 is: 7,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.58 : 29,327.12 = 4,760.51 : x
  2. Step 2: Convert to fraction form
    19,551.58/29,327.12 = 4,760.51/x
  3. Step 3: Cross multiply
    19,551.58x = 29,327.12 × 4,760.51
  4. Step 4: Simplify right side
    19,551.58x = 139,612,048.03
  5. Step 5: Solve for x
    x = 139,612,048.03/19,551.58
  6. Step 6: Final answer
    x = 7,140.70

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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.