Home / 14,713.30-20,302.01-9,679.56

Finding the Fourth Proportional to 14,713.30, 20,302.01 and 9,679.56

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Solution

The fourth proportional to 14,713.30, 20,302.01 and 9,679.56 is: 13,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.30 : 20,302.01 = 9,679.56 : x
  2. Step 2: Convert to fraction form
    14,713.30/20,302.01 = 9,679.56/x
  3. Step 3: Cross multiply
    14,713.30x = 20,302.01 × 9,679.56
  4. Step 4: Simplify right side
    14,713.30x = 196,514,374.01
  5. Step 5: Solve for x
    x = 196,514,374.01/14,713.30
  6. Step 6: Final answer
    x = 13,356.24

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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.