Home / 45,637.58-68,466.90-19,343.36

Finding the Fourth Proportional to 45,637.58, 68,466.90 and 19,343.36

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Solution

The fourth proportional to 45,637.58, 68,466.90 and 19,343.36 is: 29,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,637.58 : 68,466.90 = 19,343.36 : x
  2. Step 2: Convert to fraction form
    45,637.58/68,466.90 = 19,343.36/x
  3. Step 3: Cross multiply
    45,637.58x = 68,466.90 × 19,343.36
  4. Step 4: Simplify right side
    45,637.58x = 1,324,379,894.78
  5. Step 5: Solve for x
    x = 1,324,379,894.78/45,637.58
  6. Step 6: Final answer
    x = 29,019.50

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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.