Home / 16,460.73-22,715.67-8,907.06

Finding the Fourth Proportional to 16,460.73, 22,715.67 and 8,907.06

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Solution

The fourth proportional to 16,460.73, 22,715.67 and 8,907.06 is: 12,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,460.73 : 22,715.67 = 8,907.06 : x
  2. Step 2: Convert to fraction form
    16,460.73/22,715.67 = 8,907.06/x
  3. Step 3: Cross multiply
    16,460.73x = 22,715.67 × 8,907.06
  4. Step 4: Simplify right side
    16,460.73x = 202,329,835.63
  5. Step 5: Solve for x
    x = 202,329,835.63/16,460.73
  6. Step 6: Final answer
    x = 12,291.67

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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.