Home / 12,030.08-16,601.08-6,724.76

Finding the Fourth Proportional to 12,030.08, 16,601.08 and 6,724.76

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Solution

The fourth proportional to 12,030.08, 16,601.08 and 6,724.76 is: 9,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.08 : 16,601.08 = 6,724.76 : x
  2. Step 2: Convert to fraction form
    12,030.08/16,601.08 = 6,724.76/x
  3. Step 3: Cross multiply
    12,030.08x = 16,601.08 × 6,724.76
  4. Step 4: Simplify right side
    12,030.08x = 111,638,278.74
  5. Step 5: Solve for x
    x = 111,638,278.74/12,030.08
  6. Step 6: Final answer
    x = 9,279.93

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Half scale
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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.