Home / 27,146.67-40,706.12-11,347.40

Finding the Fourth Proportional to 27,146.67, 40,706.12 and 11,347.40

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Solution

The fourth proportional to 27,146.67, 40,706.12 and 11,347.40 is: 17,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.67 : 40,706.12 = 11,347.40 : x
  2. Step 2: Convert to fraction form
    27,146.67/40,706.12 = 11,347.40/x
  3. Step 3: Cross multiply
    27,146.67x = 40,706.12 × 11,347.40
  4. Step 4: Simplify right side
    27,146.67x = 461,908,365.82
  5. Step 5: Solve for x
    x = 461,908,365.82/27,146.67
  6. Step 6: Final answer
    x = 17,015.29

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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.