Home / 30,317.98-41,836.10-16,888.95

Finding the Fourth Proportional to 30,317.98, 41,836.10 and 16,888.95

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Solution

The fourth proportional to 30,317.98, 41,836.10 and 16,888.95 is: 23,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.98 : 41,836.10 = 16,888.95 : x
  2. Step 2: Convert to fraction form
    30,317.98/41,836.10 = 16,888.95/x
  3. Step 3: Cross multiply
    30,317.98x = 41,836.10 × 16,888.95
  4. Step 4: Simplify right side
    30,317.98x = 706,567,507.47
  5. Step 5: Solve for x
    x = 706,567,507.47/30,317.98
  6. Step 6: Final answer
    x = 23,305.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.