Home / 14,808.72-20,426.36-9,495.12

Finding the Fourth Proportional to 14,808.72, 20,426.36 and 9,495.12

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Solution

The fourth proportional to 14,808.72, 20,426.36 and 9,495.12 is: 13,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.72 : 20,426.36 = 9,495.12 : x
  2. Step 2: Convert to fraction form
    14,808.72/20,426.36 = 9,495.12/x
  3. Step 3: Cross multiply
    14,808.72x = 20,426.36 × 9,495.12
  4. Step 4: Simplify right side
    14,808.72x = 193,950,739.36
  5. Step 5: Solve for x
    x = 193,950,739.36/14,808.72
  6. Step 6: Final answer
    x = 13,097.06

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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.