Home / 14,265.32-21,418.75-10,127.30

Finding the Fourth Proportional to 14,265.32, 21,418.75 and 10,127.30

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Solution

The fourth proportional to 14,265.32, 21,418.75 and 10,127.30 is: 15,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.32 : 21,418.75 = 10,127.30 : x
  2. Step 2: Convert to fraction form
    14,265.32/21,418.75 = 10,127.30/x
  3. Step 3: Cross multiply
    14,265.32x = 21,418.75 × 10,127.30
  4. Step 4: Simplify right side
    14,265.32x = 216,914,106.88
  5. Step 5: Solve for x
    x = 216,914,106.88/14,265.32
  6. Step 6: Final answer
    x = 15,205.70

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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.