Home / 30,172.01-45,261.99-11,194.07

Finding the Fourth Proportional to 30,172.01, 45,261.99 and 11,194.07

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Solution

The fourth proportional to 30,172.01, 45,261.99 and 11,194.07 is: 16,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,172.01 : 45,261.99 = 11,194.07 : x
  2. Step 2: Convert to fraction form
    30,172.01/45,261.99 = 11,194.07/x
  3. Step 3: Cross multiply
    30,172.01x = 45,261.99 × 11,194.07
  4. Step 4: Simplify right side
    30,172.01x = 506,665,726.23
  5. Step 5: Solve for x
    x = 506,665,726.23/30,172.01
  6. Step 6: Final answer
    x = 16,792.57

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1.5x scale

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.