Home / 11,929.23-16,472.77-7,460.60

Finding the Fourth Proportional to 11,929.23, 16,472.77 and 7,460.60

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Solution

The fourth proportional to 11,929.23, 16,472.77 and 7,460.60 is: 10,302.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.23 : 16,472.77 = 7,460.60 : x
  2. Step 2: Convert to fraction form
    11,929.23/16,472.77 = 7,460.60/x
  3. Step 3: Cross multiply
    11,929.23x = 16,472.77 × 7,460.60
  4. Step 4: Simplify right side
    11,929.23x = 122,896,646.85
  5. Step 5: Solve for x
    x = 122,896,646.85/11,929.23
  6. Step 6: Final answer
    x = 10,302.14

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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.