Home / 30,665.16-46,056.10-19,059.48

Finding the Fourth Proportional to 30,665.16, 46,056.10 and 19,059.48

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Solution

The fourth proportional to 30,665.16, 46,056.10 and 19,059.48 is: 28,625.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,665.16 : 46,056.10 = 19,059.48 : x
  2. Step 2: Convert to fraction form
    30,665.16/46,056.10 = 19,059.48/x
  3. Step 3: Cross multiply
    30,665.16x = 46,056.10 × 19,059.48
  4. Step 4: Simplify right side
    30,665.16x = 877,805,316.83
  5. Step 5: Solve for x
    x = 877,805,316.83/30,665.16
  6. Step 6: Final answer
    x = 28,625.49

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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.