Home / 14,313.48-21,457.98-5,554.68

Finding the Fourth Proportional to 14,313.48, 21,457.98 and 5,554.68

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Solution

The fourth proportional to 14,313.48, 21,457.98 and 5,554.68 is: 8,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.48 : 21,457.98 = 5,554.68 : x
  2. Step 2: Convert to fraction form
    14,313.48/21,457.98 = 5,554.68/x
  3. Step 3: Cross multiply
    14,313.48x = 21,457.98 × 5,554.68
  4. Step 4: Simplify right side
    14,313.48x = 119,192,212.35
  5. Step 5: Solve for x
    x = 119,192,212.35/14,313.48
  6. Step 6: Final answer
    x = 8,327.27

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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.