Home / 14,774.48-20,379.72-10,060.88

Finding the Fourth Proportional to 14,774.48, 20,379.72 and 10,060.88

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Solution

The fourth proportional to 14,774.48, 20,379.72 and 10,060.88 is: 13,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.48 : 20,379.72 = 10,060.88 : x
  2. Step 2: Convert to fraction form
    14,774.48/20,379.72 = 10,060.88/x
  3. Step 3: Cross multiply
    14,774.48x = 20,379.72 × 10,060.88
  4. Step 4: Simplify right side
    14,774.48x = 205,037,917.35
  5. Step 5: Solve for x
    x = 205,037,917.35/14,774.48
  6. Step 6: Final answer
    x = 13,877.84

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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.