Home / 45,534.86-68,309.58-19,239.84

Finding the Fourth Proportional to 45,534.86, 68,309.58 and 19,239.84

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Solution

The fourth proportional to 45,534.86, 68,309.58 and 19,239.84 is: 28,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534.86 : 68,309.58 = 19,239.84 : x
  2. Step 2: Convert to fraction form
    45,534.86/68,309.58 = 19,239.84/x
  3. Step 3: Cross multiply
    45,534.86x = 68,309.58 × 19,239.84
  4. Step 4: Simplify right side
    45,534.86x = 1,314,265,389.67
  5. Step 5: Solve for x
    x = 1,314,265,389.67/45,534.86
  6. Step 6: Final answer
    x = 28,862.84

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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.