Home / 23,809.40-35,726.26-9,780.20

Finding the Fourth Proportional to 23,809.40, 35,726.26 and 9,780.20

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Solution

The fourth proportional to 23,809.40, 35,726.26 and 9,780.20 is: 14,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.40 : 35,726.26 = 9,780.20 : x
  2. Step 2: Convert to fraction form
    23,809.40/35,726.26 = 9,780.20/x
  3. Step 3: Cross multiply
    23,809.40x = 35,726.26 × 9,780.20
  4. Step 4: Simplify right side
    23,809.40x = 349,409,968.05
  5. Step 5: Solve for x
    x = 349,409,968.05/23,809.40
  6. Step 6: Final answer
    x = 14,675.29

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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.