Home / 19,717.48-29,515.42-13,046.76

Finding the Fourth Proportional to 19,717.48, 29,515.42 and 13,046.76

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Solution

The fourth proportional to 19,717.48, 29,515.42 and 13,046.76 is: 19,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.48 : 29,515.42 = 13,046.76 : x
  2. Step 2: Convert to fraction form
    19,717.48/29,515.42 = 13,046.76/x
  3. Step 3: Cross multiply
    19,717.48x = 29,515.42 × 13,046.76
  4. Step 4: Simplify right side
    19,717.48x = 385,080,601.04
  5. Step 5: Solve for x
    x = 385,080,601.04/19,717.48
  6. Step 6: Final answer
    x = 19,529.91

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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.