Home / 28,659.42-42,952.68-15,522.84

Finding the Fourth Proportional to 28,659.42, 42,952.68 and 15,522.84

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Solution

The fourth proportional to 28,659.42, 42,952.68 and 15,522.84 is: 23,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.42 : 42,952.68 = 15,522.84 : x
  2. Step 2: Convert to fraction form
    28,659.42/42,952.68 = 15,522.84/x
  3. Step 3: Cross multiply
    28,659.42x = 42,952.68 × 15,522.84
  4. Step 4: Simplify right side
    28,659.42x = 666,747,579.21
  5. Step 5: Solve for x
    x = 666,747,579.21/28,659.42
  6. Step 6: Final answer
    x = 23,264.52

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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.