Home / 13,217.48-19,724.08-11,744.92

Finding the Fourth Proportional to 13,217.48, 19,724.08 and 11,744.92

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Solution

The fourth proportional to 13,217.48, 19,724.08 and 11,744.92 is: 17,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.48 : 19,724.08 = 11,744.92 : x
  2. Step 2: Convert to fraction form
    13,217.48/19,724.08 = 11,744.92/x
  3. Step 3: Cross multiply
    13,217.48x = 19,724.08 × 11,744.92
  4. Step 4: Simplify right side
    13,217.48x = 231,657,741.67
  5. Step 5: Solve for x
    x = 231,657,741.67/13,217.48
  6. Step 6: Final answer
    x = 17,526.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.