Home / 19,608.64-27,059.16-10,656.04

Finding the Fourth Proportional to 19,608.64, 27,059.16 and 10,656.04

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Solution

The fourth proportional to 19,608.64, 27,059.16 and 10,656.04 is: 14,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608.64 : 27,059.16 = 10,656.04 : x
  2. Step 2: Convert to fraction form
    19,608.64/27,059.16 = 10,656.04/x
  3. Step 3: Cross multiply
    19,608.64x = 27,059.16 × 10,656.04
  4. Step 4: Simplify right side
    19,608.64x = 288,343,491.33
  5. Step 5: Solve for x
    x = 288,343,491.33/19,608.64
  6. Step 6: Final answer
    x = 14,704.92

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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.