Home / 17,158.84-23,678.10-9,603.90

Finding the Fourth Proportional to 17,158.84, 23,678.10 and 9,603.90

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Solution

The fourth proportional to 17,158.84, 23,678.10 and 9,603.90 is: 13,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,158.84 : 23,678.10 = 9,603.90 : x
  2. Step 2: Convert to fraction form
    17,158.84/23,678.10 = 9,603.90/x
  3. Step 3: Cross multiply
    17,158.84x = 23,678.10 × 9,603.90
  4. Step 4: Simplify right side
    17,158.84x = 227,401,938.18
  5. Step 5: Solve for x
    x = 227,401,938.18/17,158.84
  6. Step 6: Final answer
    x = 13,252.76

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1.5x scale

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.