Home / 49,670.72-68,545.59-28,451.35

Finding the Fourth Proportional to 49,670.72, 68,545.59 and 28,451.35

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Solution

The fourth proportional to 49,670.72, 68,545.59 and 28,451.35 is: 39,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,670.72 : 68,545.59 = 28,451.35 : x
  2. Step 2: Convert to fraction form
    49,670.72/68,545.59 = 28,451.35/x
  3. Step 3: Cross multiply
    49,670.72x = 68,545.59 × 28,451.35
  4. Step 4: Simplify right side
    49,670.72x = 1,950,214,711.07
  5. Step 5: Solve for x
    x = 1,950,214,711.07/49,670.72
  6. Step 6: Final answer
    x = 39,262.86

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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.