Home / 32,986.95-45,528.09-18,839.79

Finding the Fourth Proportional to 32,986.95, 45,528.09 and 18,839.79

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Solution

The fourth proportional to 32,986.95, 45,528.09 and 18,839.79 is: 26,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,986.95 : 45,528.09 = 18,839.79 : x
  2. Step 2: Convert to fraction form
    32,986.95/45,528.09 = 18,839.79/x
  3. Step 3: Cross multiply
    32,986.95x = 45,528.09 × 18,839.79
  4. Step 4: Simplify right side
    32,986.95x = 857,739,654.70
  5. Step 5: Solve for x
    x = 857,739,654.70/32,986.95
  6. Step 6: Final answer
    x = 26,002.39

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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.