Home / 19,157.68-26,437.26-11,705.68

Finding the Fourth Proportional to 19,157.68, 26,437.26 and 11,705.68

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Solution

The fourth proportional to 19,157.68, 26,437.26 and 11,705.68 is: 16,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.68 : 26,437.26 = 11,705.68 : x
  2. Step 2: Convert to fraction form
    19,157.68/26,437.26 = 11,705.68/x
  3. Step 3: Cross multiply
    19,157.68x = 26,437.26 × 11,705.68
  4. Step 4: Simplify right side
    19,157.68x = 309,466,105.64
  5. Step 5: Solve for x
    x = 309,466,105.64/19,157.68
  6. Step 6: Final answer
    x = 16,153.63

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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.