Home / 15,775.80-23,634.90-9,612.60

Finding the Fourth Proportional to 15,775.80, 23,634.90 and 9,612.60

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Solution

The fourth proportional to 15,775.80, 23,634.90 and 9,612.60 is: 14,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.80 : 23,634.90 = 9,612.60 : x
  2. Step 2: Convert to fraction form
    15,775.80/23,634.90 = 9,612.60/x
  3. Step 3: Cross multiply
    15,775.80x = 23,634.90 × 9,612.60
  4. Step 4: Simplify right side
    15,775.80x = 227,192,839.74
  5. Step 5: Solve for x
    x = 227,192,839.74/15,775.80
  6. Step 6: Final answer
    x = 14,401.35

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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.