Home / 48,638.04-72,903.60-19,050.36

Finding the Fourth Proportional to 48,638.04, 72,903.60 and 19,050.36

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Solution

The fourth proportional to 48,638.04, 72,903.60 and 19,050.36 is: 28,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.04 : 72,903.60 = 19,050.36 : x
  2. Step 2: Convert to fraction form
    48,638.04/72,903.60 = 19,050.36/x
  3. Step 3: Cross multiply
    48,638.04x = 72,903.60 × 19,050.36
  4. Step 4: Simplify right side
    48,638.04x = 1,388,839,825.30
  5. Step 5: Solve for x
    x = 1,388,839,825.30/48,638.04
  6. Step 6: Final answer
    x = 28,554.60

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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.