Home / 30,151.04-41,607.68-16,722.25

Finding the Fourth Proportional to 30,151.04, 41,607.68 and 16,722.25

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Solution

The fourth proportional to 30,151.04, 41,607.68 and 16,722.25 is: 23,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.04 : 41,607.68 = 16,722.25 : x
  2. Step 2: Convert to fraction form
    30,151.04/41,607.68 = 16,722.25/x
  3. Step 3: Cross multiply
    30,151.04x = 41,607.68 × 16,722.25
  4. Step 4: Simplify right side
    30,151.04x = 695,773,839.25
  5. Step 5: Solve for x
    x = 695,773,839.25/30,151.04
  6. Step 6: Final answer
    x = 23,076.28

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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.