Home / 51,705.41-77,449.13-23,649.09

Finding the Fourth Proportional to 51,705.41, 77,449.13 and 23,649.09

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Solution

The fourth proportional to 51,705.41, 77,449.13 and 23,649.09 is: 35,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,705.41 : 77,449.13 = 23,649.09 : x
  2. Step 2: Convert to fraction form
    51,705.41/77,449.13 = 23,649.09/x
  3. Step 3: Cross multiply
    51,705.41x = 77,449.13 × 23,649.09
  4. Step 4: Simplify right side
    51,705.41x = 1,831,601,327.55
  5. Step 5: Solve for x
    x = 1,831,601,327.55/51,705.41
  6. Step 6: Final answer
    x = 35,423.79

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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.