Home / 30,295.72-41,813.10-17,718.04

Finding the Fourth Proportional to 30,295.72, 41,813.10 and 17,718.04

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Solution

The fourth proportional to 30,295.72, 41,813.10 and 17,718.04 is: 24,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.72 : 41,813.10 = 17,718.04 : x
  2. Step 2: Convert to fraction form
    30,295.72/41,813.10 = 17,718.04/x
  3. Step 3: Cross multiply
    30,295.72x = 41,813.10 × 17,718.04
  4. Step 4: Simplify right side
    30,295.72x = 740,846,178.32
  5. Step 5: Solve for x
    x = 740,846,178.32/30,295.72
  6. Step 6: Final answer
    x = 24,453.82

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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.