Home / 30,654.18-46,039.59-19,048.50

Finding the Fourth Proportional to 30,654.18, 46,039.59 and 19,048.50

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Solution

The fourth proportional to 30,654.18, 46,039.59 and 19,048.50 is: 28,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,654.18 : 46,039.59 = 19,048.50 : x
  2. Step 2: Convert to fraction form
    30,654.18/46,039.59 = 19,048.50/x
  3. Step 3: Cross multiply
    30,654.18x = 46,039.59 × 19,048.50
  4. Step 4: Simplify right side
    30,654.18x = 876,985,130.12
  5. Step 5: Solve for x
    x = 876,985,130.12/30,654.18
  6. Step 6: Final answer
    x = 28,608.99

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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.