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Finding the Fourth Proportional to 45,988.97, 68,953.83 and 19,352.22

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Solution

The fourth proportional to 45,988.97, 68,953.83 and 19,352.22 is: 29,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988.97 : 68,953.83 = 19,352.22 : x
  2. Step 2: Convert to fraction form
    45,988.97/68,953.83 = 19,352.22/x
  3. Step 3: Cross multiply
    45,988.97x = 68,953.83 × 19,352.22
  4. Step 4: Simplify right side
    45,988.97x = 1,334,409,465.71
  5. Step 5: Solve for x
    x = 1,334,409,465.71/45,988.97
  6. Step 6: Final answer
    x = 29,015.86

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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.