Home / 14,304.48-19,739.88-8,016.72

Finding the Fourth Proportional to 14,304.48, 19,739.88 and 8,016.72

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Solution

The fourth proportional to 14,304.48, 19,739.88 and 8,016.72 is: 11,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.48 : 19,739.88 = 8,016.72 : x
  2. Step 2: Convert to fraction form
    14,304.48/19,739.88 = 8,016.72/x
  3. Step 3: Cross multiply
    14,304.48x = 19,739.88 × 8,016.72
  4. Step 4: Simplify right side
    14,304.48x = 158,249,090.79
  5. Step 5: Solve for x
    x = 158,249,090.79/14,304.48
  6. Step 6: Final answer
    x = 11,062.90

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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.