Home / 23,130.43-34,674.82-8,328.94

Finding the Fourth Proportional to 23,130.43, 34,674.82 and 8,328.94

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Solution

The fourth proportional to 23,130.43, 34,674.82 and 8,328.94 is: 12,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.43 : 34,674.82 = 8,328.94 : x
  2. Step 2: Convert to fraction form
    23,130.43/34,674.82 = 8,328.94/x
  3. Step 3: Cross multiply
    23,130.43x = 34,674.82 × 8,328.94
  4. Step 4: Simplify right side
    23,130.43x = 288,804,387.78
  5. Step 5: Solve for x
    x = 288,804,387.78/23,130.43
  6. Step 6: Final answer
    x = 12,485.91

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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.