Home / 51,378.30-77,066.36-23,676.30

Finding the Fourth Proportional to 51,378.30, 77,066.36 and 23,676.30

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Solution

The fourth proportional to 51,378.30, 77,066.36 and 23,676.30 is: 35,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,378.30 : 77,066.36 = 23,676.30 : x
  2. Step 2: Convert to fraction form
    51,378.30/77,066.36 = 23,676.30/x
  3. Step 3: Cross multiply
    51,378.30x = 77,066.36 × 23,676.30
  4. Step 4: Simplify right side
    51,378.30x = 1,824,646,140.89
  5. Step 5: Solve for x
    x = 1,824,646,140.89/51,378.30
  6. Step 6: Final answer
    x = 35,513.95

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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.