Home / 34,186.74-47,178.12-19,282.74

Finding the Fourth Proportional to 34,186.74, 47,178.12 and 19,282.74

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Solution

The fourth proportional to 34,186.74, 47,178.12 and 19,282.74 is: 26,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.74 : 47,178.12 = 19,282.74 : x
  2. Step 2: Convert to fraction form
    34,186.74/47,178.12 = 19,282.74/x
  3. Step 3: Cross multiply
    34,186.74x = 47,178.12 × 19,282.74
  4. Step 4: Simplify right side
    34,186.74x = 909,723,421.65
  5. Step 5: Solve for x
    x = 909,723,421.65/34,186.74
  6. Step 6: Final answer
    x = 26,610.42

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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.