Home / 35,968.11-53,985.44-18,211.25

Finding the Fourth Proportional to 35,968.11, 53,985.44 and 18,211.25

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Solution

The fourth proportional to 35,968.11, 53,985.44 and 18,211.25 is: 27,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,968.11 : 53,985.44 = 18,211.25 : x
  2. Step 2: Convert to fraction form
    35,968.11/53,985.44 = 18,211.25/x
  3. Step 3: Cross multiply
    35,968.11x = 53,985.44 × 18,211.25
  4. Step 4: Simplify right side
    35,968.11x = 983,142,344.20
  5. Step 5: Solve for x
    x = 983,142,344.20/35,968.11
  6. Step 6: Final answer
    x = 27,333.72

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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.