Home / 19,654.64-27,124.07-10,702.28

Finding the Fourth Proportional to 19,654.64, 27,124.07 and 10,702.28

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Solution

The fourth proportional to 19,654.64, 27,124.07 and 10,702.28 is: 14,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.64 : 27,124.07 = 10,702.28 : x
  2. Step 2: Convert to fraction form
    19,654.64/27,124.07 = 10,702.28/x
  3. Step 3: Cross multiply
    19,654.64x = 27,124.07 × 10,702.28
  4. Step 4: Simplify right side
    19,654.64x = 290,289,391.88
  5. Step 5: Solve for x
    x = 290,289,391.88/19,654.64
  6. Step 6: Final answer
    x = 14,769.51

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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.