Home / 19,173.65-26,459.73-11,214.32

Finding the Fourth Proportional to 19,173.65, 26,459.73 and 11,214.32

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Solution

The fourth proportional to 19,173.65, 26,459.73 and 11,214.32 is: 15,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.65 : 26,459.73 = 11,214.32 : x
  2. Step 2: Convert to fraction form
    19,173.65/26,459.73 = 11,214.32/x
  3. Step 3: Cross multiply
    19,173.65x = 26,459.73 × 11,214.32
  4. Step 4: Simplify right side
    19,173.65x = 296,727,747.03
  5. Step 5: Solve for x
    x = 296,727,747.03/19,173.65
  6. Step 6: Final answer
    x = 15,475.81

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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.