Home / 30,274.25-45,415.44-10,548.18

Finding the Fourth Proportional to 30,274.25, 45,415.44 and 10,548.18

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Solution

The fourth proportional to 30,274.25, 45,415.44 and 10,548.18 is: 15,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,274.25 : 45,415.44 = 10,548.18 : x
  2. Step 2: Convert to fraction form
    30,274.25/45,415.44 = 10,548.18/x
  3. Step 3: Cross multiply
    30,274.25x = 45,415.44 × 10,548.18
  4. Step 4: Simplify right side
    30,274.25x = 479,050,235.90
  5. Step 5: Solve for x
    x = 479,050,235.90/30,274.25
  6. Step 6: Final answer
    x = 15,823.69

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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.