Home / 17,769.98-24,526.60-12,739.88

Finding the Fourth Proportional to 17,769.98, 24,526.60 and 12,739.88

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Solution

The fourth proportional to 17,769.98, 24,526.60 and 12,739.88 is: 17,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.98 : 24,526.60 = 12,739.88 : x
  2. Step 2: Convert to fraction form
    17,769.98/24,526.60 = 12,739.88/x
  3. Step 3: Cross multiply
    17,769.98x = 24,526.60 × 12,739.88
  4. Step 4: Simplify right side
    17,769.98x = 312,465,970.27
  5. Step 5: Solve for x
    x = 312,465,970.27/17,769.98
  6. Step 6: Final answer
    x = 17,583.92

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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.