Home / 34,145.40-51,218.10-23,647.80

Finding the Fourth Proportional to 34,145.40, 51,218.10 and 23,647.80

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Solution

The fourth proportional to 34,145.40, 51,218.10 and 23,647.80 is: 35,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.40 : 51,218.10 = 23,647.80 : x
  2. Step 2: Convert to fraction form
    34,145.40/51,218.10 = 23,647.80/x
  3. Step 3: Cross multiply
    34,145.40x = 51,218.10 × 23,647.80
  4. Step 4: Simplify right side
    34,145.40x = 1,211,195,385.18
  5. Step 5: Solve for x
    x = 1,211,195,385.18/34,145.40
  6. Step 6: Final answer
    x = 35,471.70

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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.