Home / 34,741.05-51,987-30,077.10

Finding the Fourth Proportional to 34,741.05, 51,987 and 30,077.10

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Solution

The fourth proportional to 34,741.05, 51,987 and 30,077.10 is: 45,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,741.05 : 51,987 = 30,077.10 : x
  2. Step 2: Convert to fraction form
    34,741.05/51,987 = 30,077.10/x
  3. Step 3: Cross multiply
    34,741.05x = 51,987 × 30,077.10
  4. Step 4: Simplify right side
    34,741.05x = 1,563,618,197.70
  5. Step 5: Solve for x
    x = 1,563,618,197.70/34,741.05
  6. Step 6: Final answer
    x = 45,007.80

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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.