Home / 19,545.48-29,317.99-4,754.42

Finding the Fourth Proportional to 19,545.48, 29,317.99 and 4,754.42

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Solution

The fourth proportional to 19,545.48, 29,317.99 and 4,754.42 is: 7,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.48 : 29,317.99 = 4,754.42 : x
  2. Step 2: Convert to fraction form
    19,545.48/29,317.99 = 4,754.42/x
  3. Step 3: Cross multiply
    19,545.48x = 29,317.99 × 4,754.42
  4. Step 4: Simplify right side
    19,545.48x = 139,390,038.02
  5. Step 5: Solve for x
    x = 139,390,038.02/19,545.48
  6. Step 6: Final answer
    x = 7,131.57

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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.