Home / 19,156.53-28,734.70-4,924.99

Finding the Fourth Proportional to 19,156.53, 28,734.70 and 4,924.99

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Solution

The fourth proportional to 19,156.53, 28,734.70 and 4,924.99 is: 7,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.53 : 28,734.70 = 4,924.99 : x
  2. Step 2: Convert to fraction form
    19,156.53/28,734.70 = 4,924.99/x
  3. Step 3: Cross multiply
    19,156.53x = 28,734.70 × 4,924.99
  4. Step 4: Simplify right side
    19,156.53x = 141,518,110.15
  5. Step 5: Solve for x
    x = 141,518,110.15/19,156.53
  6. Step 6: Final answer
    x = 7,387.46

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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.