Home / 35,988.09-53,980.18-11,028.21

Finding the Fourth Proportional to 35,988.09, 53,980.18 and 11,028.21

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Solution

The fourth proportional to 35,988.09, 53,980.18 and 11,028.21 is: 16,541.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988.09 : 53,980.18 = 11,028.21 : x
  2. Step 2: Convert to fraction form
    35,988.09/53,980.18 = 11,028.21/x
  3. Step 3: Cross multiply
    35,988.09x = 53,980.18 × 11,028.21
  4. Step 4: Simplify right side
    35,988.09x = 595,304,530.88
  5. Step 5: Solve for x
    x = 595,304,530.88/35,988.09
  6. Step 6: Final answer
    x = 16,541.71

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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.