Home / 12,240.08-16,898.32-8,060.48

Finding the Fourth Proportional to 12,240.08, 16,898.32 and 8,060.48

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Solution

The fourth proportional to 12,240.08, 16,898.32 and 8,060.48 is: 11,128.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240.08 : 16,898.32 = 8,060.48 : x
  2. Step 2: Convert to fraction form
    12,240.08/16,898.32 = 8,060.48/x
  3. Step 3: Cross multiply
    12,240.08x = 16,898.32 × 8,060.48
  4. Step 4: Simplify right side
    12,240.08x = 136,208,570.39
  5. Step 5: Solve for x
    x = 136,208,570.39/12,240.08
  6. Step 6: Final answer
    x = 11,128.08

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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.