Home / 17,495.47-26,221.32-13,783.03

Finding the Fourth Proportional to 17,495.47, 26,221.32 and 13,783.03

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Solution

The fourth proportional to 17,495.47, 26,221.32 and 13,783.03 is: 20,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.47 : 26,221.32 = 13,783.03 : x
  2. Step 2: Convert to fraction form
    17,495.47/26,221.32 = 13,783.03/x
  3. Step 3: Cross multiply
    17,495.47x = 26,221.32 × 13,783.03
  4. Step 4: Simplify right side
    17,495.47x = 361,409,240.20
  5. Step 5: Solve for x
    x = 361,409,240.20/17,495.47
  6. Step 6: Final answer
    x = 20,657.30

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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.