Home / 14,499.36-19,998.36-9,457.92

Finding the Fourth Proportional to 14,499.36, 19,998.36 and 9,457.92

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Solution

The fourth proportional to 14,499.36, 19,998.36 and 9,457.92 is: 13,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.36 : 19,998.36 = 9,457.92 : x
  2. Step 2: Convert to fraction form
    14,499.36/19,998.36 = 9,457.92/x
  3. Step 3: Cross multiply
    14,499.36x = 19,998.36 × 9,457.92
  4. Step 4: Simplify right side
    14,499.36x = 189,142,889.01
  5. Step 5: Solve for x
    x = 189,142,889.01/14,499.36
  6. Step 6: Final answer
    x = 13,044.91

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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.