Home / 19,267.47-26,586.01-11,709.76

Finding the Fourth Proportional to 19,267.47, 26,586.01 and 11,709.76

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Solution

The fourth proportional to 19,267.47, 26,586.01 and 11,709.76 is: 16,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.47 : 26,586.01 = 11,709.76 : x
  2. Step 2: Convert to fraction form
    19,267.47/26,586.01 = 11,709.76/x
  3. Step 3: Cross multiply
    19,267.47x = 26,586.01 × 11,709.76
  4. Step 4: Simplify right side
    19,267.47x = 311,315,796.46
  5. Step 5: Solve for x
    x = 311,315,796.46/19,267.47
  6. Step 6: Final answer
    x = 16,157.59

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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.