Home / 25,416.60-38,105.66-11,359.60

Finding the Fourth Proportional to 25,416.60, 38,105.66 and 11,359.60

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Solution

The fourth proportional to 25,416.60, 38,105.66 and 11,359.60 is: 17,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.60 : 38,105.66 = 11,359.60 : x
  2. Step 2: Convert to fraction form
    25,416.60/38,105.66 = 11,359.60/x
  3. Step 3: Cross multiply
    25,416.60x = 38,105.66 × 11,359.60
  4. Step 4: Simplify right side
    25,416.60x = 432,865,055.34
  5. Step 5: Solve for x
    x = 432,865,055.34/25,416.60
  6. Step 6: Final answer
    x = 17,030.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.