Home / 23,154.64-31,953.26-13,086.34

Finding the Fourth Proportional to 23,154.64, 31,953.26 and 13,086.34

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Solution

The fourth proportional to 23,154.64, 31,953.26 and 13,086.34 is: 18,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.64 : 31,953.26 = 13,086.34 : x
  2. Step 2: Convert to fraction form
    23,154.64/31,953.26 = 13,086.34/x
  3. Step 3: Cross multiply
    23,154.64x = 31,953.26 × 13,086.34
  4. Step 4: Simplify right side
    23,154.64x = 418,151,224.47
  5. Step 5: Solve for x
    x = 418,151,224.47/23,154.64
  6. Step 6: Final answer
    x = 18,059.07

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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.