Home / 48,647.10-67,130.43-27,139.09

Finding the Fourth Proportional to 48,647.10, 67,130.43 and 27,139.09

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Solution

The fourth proportional to 48,647.10, 67,130.43 and 27,139.09 is: 37,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,647.10 : 67,130.43 = 27,139.09 : x
  2. Step 2: Convert to fraction form
    48,647.10/67,130.43 = 27,139.09/x
  3. Step 3: Cross multiply
    48,647.10x = 67,130.43 × 27,139.09
  4. Step 4: Simplify right side
    48,647.10x = 1,821,859,017.41
  5. Step 5: Solve for x
    x = 1,821,859,017.41/48,647.10
  6. Step 6: Final answer
    x = 37,450.52

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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.