Home / 13,262.48-19,892.81-4,938.67

Finding the Fourth Proportional to 13,262.48, 19,892.81 and 4,938.67

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Solution

The fourth proportional to 13,262.48, 19,892.81 and 4,938.67 is: 7,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.48 : 19,892.81 = 4,938.67 : x
  2. Step 2: Convert to fraction form
    13,262.48/19,892.81 = 4,938.67/x
  3. Step 3: Cross multiply
    13,262.48x = 19,892.81 × 4,938.67
  4. Step 4: Simplify right side
    13,262.48x = 98,244,023.96
  5. Step 5: Solve for x
    x = 98,244,023.96/13,262.48
  6. Step 6: Final answer
    x = 7,407.67

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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.