Home / 30,026.69-45,049.14-15,984.33

Finding the Fourth Proportional to 30,026.69, 45,049.14 and 15,984.33

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Solution

The fourth proportional to 30,026.69, 45,049.14 and 15,984.33 is: 23,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.69 : 45,049.14 = 15,984.33 : x
  2. Step 2: Convert to fraction form
    30,026.69/45,049.14 = 15,984.33/x
  3. Step 3: Cross multiply
    30,026.69x = 45,049.14 × 15,984.33
  4. Step 4: Simplify right side
    30,026.69x = 720,080,319.98
  5. Step 5: Solve for x
    x = 720,080,319.98/30,026.69
  6. Step 6: Final answer
    x = 23,981.35

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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.