Home / 30,823.15-46,239.91-9,769.06

Finding the Fourth Proportional to 30,823.15, 46,239.91 and 9,769.06

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Solution

The fourth proportional to 30,823.15, 46,239.91 and 9,769.06 is: 14,655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,823.15 : 46,239.91 = 9,769.06 : x
  2. Step 2: Convert to fraction form
    30,823.15/46,239.91 = 9,769.06/x
  3. Step 3: Cross multiply
    30,823.15x = 46,239.91 × 9,769.06
  4. Step 4: Simplify right side
    30,823.15x = 451,720,455.18
  5. Step 5: Solve for x
    x = 451,720,455.18/30,823.15
  6. Step 6: Final answer
    x = 14,655.23

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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.