Home / 34,545.57-47,668.41-19,437.72

Finding the Fourth Proportional to 34,545.57, 47,668.41 and 19,437.72

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Solution

The fourth proportional to 34,545.57, 47,668.41 and 19,437.72 is: 26,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,545.57 : 47,668.41 = 19,437.72 : x
  2. Step 2: Convert to fraction form
    34,545.57/47,668.41 = 19,437.72/x
  3. Step 3: Cross multiply
    34,545.57x = 47,668.41 × 19,437.72
  4. Step 4: Simplify right side
    34,545.57x = 926,565,206.43
  5. Step 5: Solve for x
    x = 926,565,206.43/34,545.57
  6. Step 6: Final answer
    x = 26,821.53

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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.