Home / 19,627.17-27,084.93-11,130.09

Finding the Fourth Proportional to 19,627.17, 27,084.93 and 11,130.09

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Solution

The fourth proportional to 19,627.17, 27,084.93 and 11,130.09 is: 15,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.17 : 27,084.93 = 11,130.09 : x
  2. Step 2: Convert to fraction form
    19,627.17/27,084.93 = 11,130.09/x
  3. Step 3: Cross multiply
    19,627.17x = 27,084.93 × 11,130.09
  4. Step 4: Simplify right side
    19,627.17x = 301,457,708.54
  5. Step 5: Solve for x
    x = 301,457,708.54/19,627.17
  6. Step 6: Final answer
    x = 15,359.20

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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.