Home / 18,107.64-24,987.16-10,148.34

Finding the Fourth Proportional to 18,107.64, 24,987.16 and 10,148.34

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Solution

The fourth proportional to 18,107.64, 24,987.16 and 10,148.34 is: 14,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.64 : 24,987.16 = 10,148.34 : x
  2. Step 2: Convert to fraction form
    18,107.64/24,987.16 = 10,148.34/x
  3. Step 3: Cross multiply
    18,107.64x = 24,987.16 × 10,148.34
  4. Step 4: Simplify right side
    18,107.64x = 253,578,195.31
  5. Step 5: Solve for x
    x = 253,578,195.31/18,107.64
  6. Step 6: Final answer
    x = 14,003.93

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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.