Home / 17,689.23-26,533.49-7,156.35

Finding the Fourth Proportional to 17,689.23, 26,533.49 and 7,156.35

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Solution

The fourth proportional to 17,689.23, 26,533.49 and 7,156.35 is: 10,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.23 : 26,533.49 = 7,156.35 : x
  2. Step 2: Convert to fraction form
    17,689.23/26,533.49 = 7,156.35/x
  3. Step 3: Cross multiply
    17,689.23x = 26,533.49 × 7,156.35
  4. Step 4: Simplify right side
    17,689.23x = 189,882,905.38
  5. Step 5: Solve for x
    x = 189,882,905.38/17,689.23
  6. Step 6: Final answer
    x = 10,734.38

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1.5x scale

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.