Home / 26,907.90-37,127.25-15,576.72

Finding the Fourth Proportional to 26,907.90, 37,127.25 and 15,576.72

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Solution

The fourth proportional to 26,907.90, 37,127.25 and 15,576.72 is: 21,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.90 : 37,127.25 = 15,576.72 : x
  2. Step 2: Convert to fraction form
    26,907.90/37,127.25 = 15,576.72/x
  3. Step 3: Cross multiply
    26,907.90x = 37,127.25 × 15,576.72
  4. Step 4: Simplify right side
    26,907.90x = 578,320,777.62
  5. Step 5: Solve for x
    x = 578,320,777.62/26,907.90
  6. Step 6: Final answer
    x = 21,492.60

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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.