Home / 28,984.32-43,476.48-10,512

Finding the Fourth Proportional to 28,984.32, 43,476.48 and 10,512

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Solution

The fourth proportional to 28,984.32, 43,476.48 and 10,512 is: 15,768.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984.32 : 43,476.48 = 10,512 : x
  2. Step 2: Convert to fraction form
    28,984.32/43,476.48 = 10,512/x
  3. Step 3: Cross multiply
    28,984.32x = 43,476.48 × 10,512
  4. Step 4: Simplify right side
    28,984.32x = 457,024,757.76
  5. Step 5: Solve for x
    x = 457,024,757.76/28,984.32
  6. Step 6: Final answer
    x = 15,768.00

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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.