Home / 19,609.66-27,061.37-10,657.09

Finding the Fourth Proportional to 19,609.66, 27,061.37 and 10,657.09

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Solution

The fourth proportional to 19,609.66, 27,061.37 and 10,657.09 is: 14,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.66 : 27,061.37 = 10,657.09 : x
  2. Step 2: Convert to fraction form
    19,609.66/27,061.37 = 10,657.09/x
  3. Step 3: Cross multiply
    19,609.66x = 27,061.37 × 10,657.09
  4. Step 4: Simplify right side
    19,609.66x = 288,395,455.61
  5. Step 5: Solve for x
    x = 288,395,455.61/19,609.66
  6. Step 6: Final answer
    x = 14,706.81

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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.