Home / 19,730.01-29,595.15-4,938.99

Finding the Fourth Proportional to 19,730.01, 29,595.15 and 4,938.99

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Solution

The fourth proportional to 19,730.01, 29,595.15 and 4,938.99 is: 7,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.01 : 29,595.15 = 4,938.99 : x
  2. Step 2: Convert to fraction form
    19,730.01/29,595.15 = 4,938.99/x
  3. Step 3: Cross multiply
    19,730.01x = 29,595.15 × 4,938.99
  4. Step 4: Simplify right side
    19,730.01x = 146,170,149.90
  5. Step 5: Solve for x
    x = 146,170,149.90/19,730.01
  6. Step 6: Final answer
    x = 7,408.52

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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.