Home / 19,615.08-27,068.26-10,662.28

Finding the Fourth Proportional to 19,615.08, 27,068.26 and 10,662.28

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Solution

The fourth proportional to 19,615.08, 27,068.26 and 10,662.28 is: 14,713.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.08 : 27,068.26 = 10,662.28 : x
  2. Step 2: Convert to fraction form
    19,615.08/27,068.26 = 10,662.28/x
  3. Step 3: Cross multiply
    19,615.08x = 27,068.26 × 10,662.28
  4. Step 4: Simplify right side
    19,615.08x = 288,609,367.23
  5. Step 5: Solve for x
    x = 288,609,367.23/19,615.08
  6. Step 6: Final answer
    x = 14,713.65

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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.