Home / 15,650.84-21,598.04-8,577.24

Finding the Fourth Proportional to 15,650.84, 21,598.04 and 8,577.24

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Solution

The fourth proportional to 15,650.84, 21,598.04 and 8,577.24 is: 11,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.84 : 21,598.04 = 8,577.24 : x
  2. Step 2: Convert to fraction form
    15,650.84/21,598.04 = 8,577.24/x
  3. Step 3: Cross multiply
    15,650.84x = 21,598.04 × 8,577.24
  4. Step 4: Simplify right side
    15,650.84x = 185,251,572.61
  5. Step 5: Solve for x
    x = 185,251,572.61/15,650.84
  6. Step 6: Final answer
    x = 11,836.53

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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.