Home / 14,996.06-20,693.59-8,281.28

Finding the Fourth Proportional to 14,996.06, 20,693.59 and 8,281.28

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Solution

The fourth proportional to 14,996.06, 20,693.59 and 8,281.28 is: 11,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996.06 : 20,693.59 = 8,281.28 : x
  2. Step 2: Convert to fraction form
    14,996.06/20,693.59 = 8,281.28/x
  3. Step 3: Cross multiply
    14,996.06x = 20,693.59 × 8,281.28
  4. Step 4: Simplify right side
    14,996.06x = 171,369,444.03
  5. Step 5: Solve for x
    x = 171,369,444.03/14,996.06
  6. Step 6: Final answer
    x = 11,427.64

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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.