Home / 19,231.17-26,539.20-10,847.67

Finding the Fourth Proportional to 19,231.17, 26,539.20 and 10,847.67

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Solution

The fourth proportional to 19,231.17, 26,539.20 and 10,847.67 is: 14,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.17 : 26,539.20 = 10,847.67 : x
  2. Step 2: Convert to fraction form
    19,231.17/26,539.20 = 10,847.67/x
  3. Step 3: Cross multiply
    19,231.17x = 26,539.20 × 10,847.67
  4. Step 4: Simplify right side
    19,231.17x = 287,888,483.66
  5. Step 5: Solve for x
    x = 287,888,483.66/19,231.17
  6. Step 6: Final answer
    x = 14,969.89

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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.