Home / 26,735.47-40,076.73-12,670.63

Finding the Fourth Proportional to 26,735.47, 40,076.73 and 12,670.63

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Solution

The fourth proportional to 26,735.47, 40,076.73 and 12,670.63 is: 18,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,735.47 : 40,076.73 = 12,670.63 : x
  2. Step 2: Convert to fraction form
    26,735.47/40,076.73 = 12,670.63/x
  3. Step 3: Cross multiply
    26,735.47x = 40,076.73 × 12,670.63
  4. Step 4: Simplify right side
    26,735.47x = 507,797,417.44
  5. Step 5: Solve for x
    x = 507,797,417.44/26,735.47
  6. Step 6: Final answer
    x = 18,993.40

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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.