Home / 30,866.51-46,318.67-13,335.95

Finding the Fourth Proportional to 30,866.51, 46,318.67 and 13,335.95

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Solution

The fourth proportional to 30,866.51, 46,318.67 and 13,335.95 is: 20,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.51 : 46,318.67 = 13,335.95 : x
  2. Step 2: Convert to fraction form
    30,866.51/46,318.67 = 13,335.95/x
  3. Step 3: Cross multiply
    30,866.51x = 46,318.67 × 13,335.95
  4. Step 4: Simplify right side
    30,866.51x = 617,703,467.19
  5. Step 5: Solve for x
    x = 617,703,467.19/30,866.51
  6. Step 6: Final answer
    x = 20,012.09

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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.