Home / 19,281.24-26,608.47-11,727.89

Finding the Fourth Proportional to 19,281.24, 26,608.47 and 11,727.89

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Solution

The fourth proportional to 19,281.24, 26,608.47 and 11,727.89 is: 16,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.24 : 26,608.47 = 11,727.89 : x
  2. Step 2: Convert to fraction form
    19,281.24/26,608.47 = 11,727.89/x
  3. Step 3: Cross multiply
    19,281.24x = 26,608.47 × 11,727.89
  4. Step 4: Simplify right side
    19,281.24x = 312,061,017.55
  5. Step 5: Solve for x
    x = 312,061,017.55/19,281.24
  6. Step 6: Final answer
    x = 16,184.70

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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.