Home / 18,106.20-24,987.18-10,148.16

Finding the Fourth Proportional to 18,106.20, 24,987.18 and 10,148.16

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Solution

The fourth proportional to 18,106.20, 24,987.18 and 10,148.16 is: 14,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.20 : 24,987.18 = 10,148.16 : x
  2. Step 2: Convert to fraction form
    18,106.20/24,987.18 = 10,148.16/x
  3. Step 3: Cross multiply
    18,106.20x = 24,987.18 × 10,148.16
  4. Step 4: Simplify right side
    18,106.20x = 253,573,900.59
  5. Step 5: Solve for x
    x = 253,573,900.59/18,106.20
  6. Step 6: Final answer
    x = 14,004.81

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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.