Home / 12,059.04-18,085.92-8,758.32

Finding the Fourth Proportional to 12,059.04, 18,085.92 and 8,758.32

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Solution

The fourth proportional to 12,059.04, 18,085.92 and 8,758.32 is: 13,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.04 : 18,085.92 = 8,758.32 : x
  2. Step 2: Convert to fraction form
    12,059.04/18,085.92 = 8,758.32/x
  3. Step 3: Cross multiply
    12,059.04x = 18,085.92 × 8,758.32
  4. Step 4: Simplify right side
    12,059.04x = 158,402,274.85
  5. Step 5: Solve for x
    x = 158,402,274.85/12,059.04
  6. Step 6: Final answer
    x = 13,135.56

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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.