Home / 14,783.13-20,404.14-9,748.26

Finding the Fourth Proportional to 14,783.13, 20,404.14 and 9,748.26

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Solution

The fourth proportional to 14,783.13, 20,404.14 and 9,748.26 is: 13,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.13 : 20,404.14 = 9,748.26 : x
  2. Step 2: Convert to fraction form
    14,783.13/20,404.14 = 9,748.26/x
  3. Step 3: Cross multiply
    14,783.13x = 20,404.14 × 9,748.26
  4. Step 4: Simplify right side
    14,783.13x = 198,904,861.80
  5. Step 5: Solve for x
    x = 198,904,861.80/14,783.13
  6. Step 6: Final answer
    x = 13,454.85

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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.