Home / 27,592.32-38,078.40-15,017.28

Finding the Fourth Proportional to 27,592.32, 38,078.40 and 15,017.28

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Solution

The fourth proportional to 27,592.32, 38,078.40 and 15,017.28 is: 20,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592.32 : 38,078.40 = 15,017.28 : x
  2. Step 2: Convert to fraction form
    27,592.32/38,078.40 = 15,017.28/x
  3. Step 3: Cross multiply
    27,592.32x = 38,078.40 × 15,017.28
  4. Step 4: Simplify right side
    27,592.32x = 571,833,994.75
  5. Step 5: Solve for x
    x = 571,833,994.75/27,592.32
  6. Step 6: Final answer
    x = 20,724.39

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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.