Home / 39,984.39-60,015.47-19,222.47

Finding the Fourth Proportional to 39,984.39, 60,015.47 and 19,222.47

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Solution

The fourth proportional to 39,984.39, 60,015.47 and 19,222.47 is: 28,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,984.39 : 60,015.47 = 19,222.47 : x
  2. Step 2: Convert to fraction form
    39,984.39/60,015.47 = 19,222.47/x
  3. Step 3: Cross multiply
    39,984.39x = 60,015.47 × 19,222.47
  4. Step 4: Simplify right side
    39,984.39x = 1,153,645,475.50
  5. Step 5: Solve for x
    x = 1,153,645,475.50/39,984.39
  6. Step 6: Final answer
    x = 28,852.40

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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.