Home / 30,865.73-46,315.75-15,070.96

Finding the Fourth Proportional to 30,865.73, 46,315.75 and 15,070.96

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Solution

The fourth proportional to 30,865.73, 46,315.75 and 15,070.96 is: 22,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,865.73 : 46,315.75 = 15,070.96 : x
  2. Step 2: Convert to fraction form
    30,865.73/46,315.75 = 15,070.96/x
  3. Step 3: Cross multiply
    30,865.73x = 46,315.75 × 15,070.96
  4. Step 4: Simplify right side
    30,865.73x = 698,022,864.10
  5. Step 5: Solve for x
    x = 698,022,864.10/30,865.73
  6. Step 6: Final answer
    x = 22,614.82

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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.