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Finding the Fourth Proportional to 45,792.65, 63,193.86 and 27,887.65

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Solution

The fourth proportional to 45,792.65, 63,193.86 and 27,887.65 is: 38,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,792.65 : 63,193.86 = 27,887.65 : x
  2. Step 2: Convert to fraction form
    45,792.65/63,193.86 = 27,887.65/x
  3. Step 3: Cross multiply
    45,792.65x = 63,193.86 × 27,887.65
  4. Step 4: Simplify right side
    45,792.65x = 1,762,328,249.83
  5. Step 5: Solve for x
    x = 1,762,328,249.83/45,792.65
  6. Step 6: Final answer
    x = 38,484.96

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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.