Home / 23,790.51-32,830.92-13,180.32

Finding the Fourth Proportional to 23,790.51, 32,830.92 and 13,180.32

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Solution

The fourth proportional to 23,790.51, 32,830.92 and 13,180.32 is: 18,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.51 : 32,830.92 = 13,180.32 : x
  2. Step 2: Convert to fraction form
    23,790.51/32,830.92 = 13,180.32/x
  3. Step 3: Cross multiply
    23,790.51x = 32,830.92 × 13,180.32
  4. Step 4: Simplify right side
    23,790.51x = 432,722,031.49
  5. Step 5: Solve for x
    x = 432,722,031.49/23,790.51
  6. Step 6: Final answer
    x = 18,188.85

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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.