Home / 30,864.51-46,315.67-13,333.95

Finding the Fourth Proportional to 30,864.51, 46,315.67 and 13,333.95

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Solution

The fourth proportional to 30,864.51, 46,315.67 and 13,333.95 is: 20,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.51 : 46,315.67 = 13,333.95 : x
  2. Step 2: Convert to fraction form
    30,864.51/46,315.67 = 13,333.95/x
  3. Step 3: Cross multiply
    30,864.51x = 46,315.67 × 13,333.95
  4. Step 4: Simplify right side
    30,864.51x = 617,570,761.33
  5. Step 5: Solve for x
    x = 617,570,761.33/30,864.51
  6. Step 6: Final answer
    x = 20,009.09

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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.