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Finding the Fourth Proportional to 45,633.51, 68,283.74 and 26,922.51

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Solution

The fourth proportional to 45,633.51, 68,283.74 and 26,922.51 is: 40,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,633.51 : 68,283.74 = 26,922.51 : x
  2. Step 2: Convert to fraction form
    45,633.51/68,283.74 = 26,922.51/x
  3. Step 3: Cross multiply
    45,633.51x = 68,283.74 × 26,922.51
  4. Step 4: Simplify right side
    45,633.51x = 1,838,369,538.37
  5. Step 5: Solve for x
    x = 1,838,369,538.37/45,633.51
  6. Step 6: Final answer
    x = 40,285.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.