Home / 25,017.88-37,471.28-17,976.76

Finding the Fourth Proportional to 25,017.88, 37,471.28 and 17,976.76

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Solution

The fourth proportional to 25,017.88, 37,471.28 and 17,976.76 is: 26,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.88 : 37,471.28 = 17,976.76 : x
  2. Step 2: Convert to fraction form
    25,017.88/37,471.28 = 17,976.76/x
  3. Step 3: Cross multiply
    25,017.88x = 37,471.28 × 17,976.76
  4. Step 4: Simplify right side
    25,017.88x = 673,612,207.45
  5. Step 5: Solve for x
    x = 673,612,207.45/25,017.88
  6. Step 6: Final answer
    x = 26,925.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.