Home / 17,916.34-26,825.91-12,362.98

Finding the Fourth Proportional to 17,916.34, 26,825.91 and 12,362.98

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Solution

The fourth proportional to 17,916.34, 26,825.91 and 12,362.98 is: 18,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.34 : 26,825.91 = 12,362.98 : x
  2. Step 2: Convert to fraction form
    17,916.34/26,825.91 = 12,362.98/x
  3. Step 3: Cross multiply
    17,916.34x = 26,825.91 × 12,362.98
  4. Step 4: Simplify right side
    17,916.34x = 331,648,188.81
  5. Step 5: Solve for x
    x = 331,648,188.81/17,916.34
  6. Step 6: Final answer
    x = 18,510.93

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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.