Home / 34,603.06-47,752.21-18,687.51

Finding the Fourth Proportional to 34,603.06, 47,752.21 and 18,687.51

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Solution

The fourth proportional to 34,603.06, 47,752.21 and 18,687.51 is: 25,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,603.06 : 47,752.21 = 18,687.51 : x
  2. Step 2: Convert to fraction form
    34,603.06/47,752.21 = 18,687.51/x
  3. Step 3: Cross multiply
    34,603.06x = 47,752.21 × 18,687.51
  4. Step 4: Simplify right side
    34,603.06x = 892,369,872.70
  5. Step 5: Solve for x
    x = 892,369,872.70/34,603.06
  6. Step 6: Final answer
    x = 25,788.76

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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.