Home / 30,317.03-41,838.77-16,888.28

Finding the Fourth Proportional to 30,317.03, 41,838.77 and 16,888.28

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Solution

The fourth proportional to 30,317.03, 41,838.77 and 16,888.28 is: 23,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.03 : 41,838.77 = 16,888.28 : x
  2. Step 2: Convert to fraction form
    30,317.03/41,838.77 = 16,888.28/x
  3. Step 3: Cross multiply
    30,317.03x = 41,838.77 × 16,888.28
  4. Step 4: Simplify right side
    30,317.03x = 706,584,882.77
  5. Step 5: Solve for x
    x = 706,584,882.77/30,317.03
  6. Step 6: Final answer
    x = 23,306.53

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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.