Home / 19,948.74-29,928.24-7,468.95

Finding the Fourth Proportional to 19,948.74, 29,928.24 and 7,468.95

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Solution

The fourth proportional to 19,948.74, 29,928.24 and 7,468.95 is: 11,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.74 : 29,928.24 = 7,468.95 : x
  2. Step 2: Convert to fraction form
    19,948.74/29,928.24 = 7,468.95/x
  3. Step 3: Cross multiply
    19,948.74x = 29,928.24 × 7,468.95
  4. Step 4: Simplify right side
    19,948.74x = 223,532,528.15
  5. Step 5: Solve for x
    x = 223,532,528.15/19,948.74
  6. Step 6: Final answer
    x = 11,205.35

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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.