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Finding the Fourth Proportional to 17,051.38, 25,574.64 and 5,364.30

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Solution

The fourth proportional to 17,051.38, 25,574.64 and 5,364.30 is: 8,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,051.38 : 25,574.64 = 5,364.30 : x
  2. Step 2: Convert to fraction form
    17,051.38/25,574.64 = 5,364.30/x
  3. Step 3: Cross multiply
    17,051.38x = 25,574.64 × 5,364.30
  4. Step 4: Simplify right side
    17,051.38x = 137,190,041.35
  5. Step 5: Solve for x
    x = 137,190,041.35/17,051.38
  6. Step 6: Final answer
    x = 8,045.69

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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.