Home / 23,124.56-31,925.64-15,180.68

Finding the Fourth Proportional to 23,124.56, 31,925.64 and 15,180.68

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Solution

The fourth proportional to 23,124.56, 31,925.64 and 15,180.68 is: 20,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124.56 : 31,925.64 = 15,180.68 : x
  2. Step 2: Convert to fraction form
    23,124.56/31,925.64 = 15,180.68/x
  3. Step 3: Cross multiply
    23,124.56x = 31,925.64 × 15,180.68
  4. Step 4: Simplify right side
    23,124.56x = 484,652,924.64
  5. Step 5: Solve for x
    x = 484,652,924.64/23,124.56
  6. Step 6: Final answer
    x = 20,958.36

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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.