Home / 28,962.76-39,963.36-17,026.60

Finding the Fourth Proportional to 28,962.76, 39,963.36 and 17,026.60

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Solution

The fourth proportional to 28,962.76, 39,963.36 and 17,026.60 is: 23,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962.76 : 39,963.36 = 17,026.60 : x
  2. Step 2: Convert to fraction form
    28,962.76/39,963.36 = 17,026.60/x
  3. Step 3: Cross multiply
    28,962.76x = 39,963.36 × 17,026.60
  4. Step 4: Simplify right side
    28,962.76x = 680,440,145.38
  5. Step 5: Solve for x
    x = 680,440,145.38/28,962.76
  6. Step 6: Final answer
    x = 23,493.62

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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.