Home / 30,080.50-41,497.30-19,473.55

Finding the Fourth Proportional to 30,080.50, 41,497.30 and 19,473.55

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Solution

The fourth proportional to 30,080.50, 41,497.30 and 19,473.55 is: 26,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.50 : 41,497.30 = 19,473.55 : x
  2. Step 2: Convert to fraction form
    30,080.50/41,497.30 = 19,473.55/x
  3. Step 3: Cross multiply
    30,080.50x = 41,497.30 × 19,473.55
  4. Step 4: Simplify right side
    30,080.50x = 808,099,746.42
  5. Step 5: Solve for x
    x = 808,099,746.42/30,080.50
  6. Step 6: Final answer
    x = 26,864.57

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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.