Home / 10,444.52-14,370.12-9,121.38

Finding the Fourth Proportional to 10,444.52, 14,370.12 and 9,121.38

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Solution

The fourth proportional to 10,444.52, 14,370.12 and 9,121.38 is: 12,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.52 : 14,370.12 = 9,121.38 : x
  2. Step 2: Convert to fraction form
    10,444.52/14,370.12 = 9,121.38/x
  3. Step 3: Cross multiply
    10,444.52x = 14,370.12 × 9,121.38
  4. Step 4: Simplify right side
    10,444.52x = 131,075,325.17
  5. Step 5: Solve for x
    x = 131,075,325.17/10,444.52
  6. Step 6: Final answer
    x = 12,549.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.