Home / 19,417.15-26,796.43-11,459.37

Finding the Fourth Proportional to 19,417.15, 26,796.43 and 11,459.37

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Solution

The fourth proportional to 19,417.15, 26,796.43 and 11,459.37 is: 15,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.15 : 26,796.43 = 11,459.37 : x
  2. Step 2: Convert to fraction form
    19,417.15/26,796.43 = 11,459.37/x
  3. Step 3: Cross multiply
    19,417.15x = 26,796.43 × 11,459.37
  4. Step 4: Simplify right side
    19,417.15x = 307,070,206.05
  5. Step 5: Solve for x
    x = 307,070,206.05/19,417.15
  6. Step 6: Final answer
    x = 15,814.38

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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.