Home / 34,318.67-47,357.57-19,208.79

Finding the Fourth Proportional to 34,318.67, 47,357.57 and 19,208.79

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Solution

The fourth proportional to 34,318.67, 47,357.57 and 19,208.79 is: 26,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,318.67 : 47,357.57 = 19,208.79 : x
  2. Step 2: Convert to fraction form
    34,318.67/47,357.57 = 19,208.79/x
  3. Step 3: Cross multiply
    34,318.67x = 47,357.57 × 19,208.79
  4. Step 4: Simplify right side
    34,318.67x = 909,681,617.04
  5. Step 5: Solve for x
    x = 909,681,617.04/34,318.67
  6. Step 6: Final answer
    x = 26,506.90

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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.