Home / 45,606.33-68,409.09-19,307.25

Finding the Fourth Proportional to 45,606.33, 68,409.09 and 19,307.25

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Solution

The fourth proportional to 45,606.33, 68,409.09 and 19,307.25 is: 28,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,606.33 : 68,409.09 = 19,307.25 : x
  2. Step 2: Convert to fraction form
    45,606.33/68,409.09 = 19,307.25/x
  3. Step 3: Cross multiply
    45,606.33x = 68,409.09 × 19,307.25
  4. Step 4: Simplify right side
    45,606.33x = 1,320,791,402.90
  5. Step 5: Solve for x
    x = 1,320,791,402.90/45,606.33
  6. Step 6: Final answer
    x = 28,960.70

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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.