Home / 18,012.53-24,857.30-10,054.75

Finding the Fourth Proportional to 18,012.53, 24,857.30 and 10,054.75

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Solution

The fourth proportional to 18,012.53, 24,857.30 and 10,054.75 is: 13,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.53 : 24,857.30 = 10,054.75 : x
  2. Step 2: Convert to fraction form
    18,012.53/24,857.30 = 10,054.75/x
  3. Step 3: Cross multiply
    18,012.53x = 24,857.30 × 10,054.75
  4. Step 4: Simplify right side
    18,012.53x = 249,933,937.18
  5. Step 5: Solve for x
    x = 249,933,937.18/18,012.53
  6. Step 6: Final answer
    x = 13,875.56

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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.