Home / 15,729.45-23,593.65-4,636.32

Finding the Fourth Proportional to 15,729.45, 23,593.65 and 4,636.32

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Solution

The fourth proportional to 15,729.45, 23,593.65 and 4,636.32 is: 6,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.45 : 23,593.65 = 4,636.32 : x
  2. Step 2: Convert to fraction form
    15,729.45/23,593.65 = 4,636.32/x
  3. Step 3: Cross multiply
    15,729.45x = 23,593.65 × 4,636.32
  4. Step 4: Simplify right side
    15,729.45x = 109,387,711.37
  5. Step 5: Solve for x
    x = 109,387,711.37/15,729.45
  6. Step 6: Final answer
    x = 6,954.33

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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.