Home / 43,304.98-64,950.14-12,133.06

Finding the Fourth Proportional to 43,304.98, 64,950.14 and 12,133.06

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Solution

The fourth proportional to 43,304.98, 64,950.14 and 12,133.06 is: 18,197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,304.98 : 64,950.14 = 12,133.06 : x
  2. Step 2: Convert to fraction form
    43,304.98/64,950.14 = 12,133.06/x
  3. Step 3: Cross multiply
    43,304.98x = 64,950.14 × 12,133.06
  4. Step 4: Simplify right side
    43,304.98x = 788,043,945.63
  5. Step 5: Solve for x
    x = 788,043,945.63/43,304.98
  6. Step 6: Final answer
    x = 18,197.54

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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.