Home / 13,038.17-19,558.26-6,457.73

Finding the Fourth Proportional to 13,038.17, 19,558.26 and 6,457.73

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Solution

The fourth proportional to 13,038.17, 19,558.26 and 6,457.73 is: 9,687.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.17 : 19,558.26 = 6,457.73 : x
  2. Step 2: Convert to fraction form
    13,038.17/19,558.26 = 6,457.73/x
  3. Step 3: Cross multiply
    13,038.17x = 19,558.26 × 6,457.73
  4. Step 4: Simplify right side
    13,038.17x = 126,301,864.56
  5. Step 5: Solve for x
    x = 126,301,864.56/13,038.17
  6. Step 6: Final answer
    x = 9,687.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.