Home / 34,651.91-47,820.85-19,545.21

Finding the Fourth Proportional to 34,651.91, 47,820.85 and 19,545.21

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Solution

The fourth proportional to 34,651.91, 47,820.85 and 19,545.21 is: 26,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,651.91 : 47,820.85 = 19,545.21 : x
  2. Step 2: Convert to fraction form
    34,651.91/47,820.85 = 19,545.21/x
  3. Step 3: Cross multiply
    34,651.91x = 47,820.85 × 19,545.21
  4. Step 4: Simplify right side
    34,651.91x = 934,668,506.77
  5. Step 5: Solve for x
    x = 934,668,506.77/34,651.91
  6. Step 6: Final answer
    x = 26,973.07

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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.