Home / 23,430.45-35,145.69-9,579.45

Finding the Fourth Proportional to 23,430.45, 35,145.69 and 9,579.45

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Solution

The fourth proportional to 23,430.45, 35,145.69 and 9,579.45 is: 14,369.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.45 : 35,145.69 = 9,579.45 : x
  2. Step 2: Convert to fraction form
    23,430.45/35,145.69 = 9,579.45/x
  3. Step 3: Cross multiply
    23,430.45x = 35,145.69 × 9,579.45
  4. Step 4: Simplify right side
    23,430.45x = 336,676,380.07
  5. Step 5: Solve for x
    x = 336,676,380.07/23,430.45
  6. Step 6: Final answer
    x = 14,369.18

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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.