Home / 14,995.28-20,693.40-8,707.52

Finding the Fourth Proportional to 14,995.28, 20,693.40 and 8,707.52

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Solution

The fourth proportional to 14,995.28, 20,693.40 and 8,707.52 is: 12,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995.28 : 20,693.40 = 8,707.52 : x
  2. Step 2: Convert to fraction form
    14,995.28/20,693.40 = 8,707.52/x
  3. Step 3: Cross multiply
    14,995.28x = 20,693.40 × 8,707.52
  4. Step 4: Simplify right side
    14,995.28x = 180,188,194.37
  5. Step 5: Solve for x
    x = 180,188,194.37/14,995.28
  6. Step 6: Final answer
    x = 12,016.33

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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.