Home / 13,623.93-20,437.07-4,856.67

Finding the Fourth Proportional to 13,623.93, 20,437.07 and 4,856.67

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Solution

The fourth proportional to 13,623.93, 20,437.07 and 4,856.67 is: 7,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623.93 : 20,437.07 = 4,856.67 : x
  2. Step 2: Convert to fraction form
    13,623.93/20,437.07 = 4,856.67/x
  3. Step 3: Cross multiply
    13,623.93x = 20,437.07 × 4,856.67
  4. Step 4: Simplify right side
    13,623.93x = 99,256,080.47
  5. Step 5: Solve for x
    x = 99,256,080.47/13,623.93
  6. Step 6: Final answer
    x = 7,285.42

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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.