Home / 17,946.56-26,910.40-13,776.32

Finding the Fourth Proportional to 17,946.56, 26,910.40 and 13,776.32

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Solution

The fourth proportional to 17,946.56, 26,910.40 and 13,776.32 is: 20,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.56 : 26,910.40 = 13,776.32 : x
  2. Step 2: Convert to fraction form
    17,946.56/26,910.40 = 13,776.32/x
  3. Step 3: Cross multiply
    17,946.56x = 26,910.40 × 13,776.32
  4. Step 4: Simplify right side
    17,946.56x = 370,726,281.73
  5. Step 5: Solve for x
    x = 370,726,281.73/17,946.56
  6. Step 6: Final answer
    x = 20,657.23

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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.