Home / 17,016.20-23,480.74-15,762.32

Finding the Fourth Proportional to 17,016.20, 23,480.74 and 15,762.32

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Solution

The fourth proportional to 17,016.20, 23,480.74 and 15,762.32 is: 21,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,016.20 : 23,480.74 = 15,762.32 : x
  2. Step 2: Convert to fraction form
    17,016.20/23,480.74 = 15,762.32/x
  3. Step 3: Cross multiply
    17,016.20x = 23,480.74 × 15,762.32
  4. Step 4: Simplify right side
    17,016.20x = 370,110,937.72
  5. Step 5: Solve for x
    x = 370,110,937.72/17,016.20
  6. Step 6: Final answer
    x = 21,750.50

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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.