Home / 28,296.86-39,051.35-16,364.34

Finding the Fourth Proportional to 28,296.86, 39,051.35 and 16,364.34

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Solution

The fourth proportional to 28,296.86, 39,051.35 and 16,364.34 is: 22,583.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.86 : 39,051.35 = 16,364.34 : x
  2. Step 2: Convert to fraction form
    28,296.86/39,051.35 = 16,364.34/x
  3. Step 3: Cross multiply
    28,296.86x = 39,051.35 × 16,364.34
  4. Step 4: Simplify right side
    28,296.86x = 639,049,487.04
  5. Step 5: Solve for x
    x = 639,049,487.04/28,296.86
  6. Step 6: Final answer
    x = 22,583.76

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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.