Home / 18,117.96-25,002.39-10,160.01

Finding the Fourth Proportional to 18,117.96, 25,002.39 and 10,160.01

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Solution

The fourth proportional to 18,117.96, 25,002.39 and 10,160.01 is: 14,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,117.96 : 25,002.39 = 10,160.01 : x
  2. Step 2: Convert to fraction form
    18,117.96/25,002.39 = 10,160.01/x
  3. Step 3: Cross multiply
    18,117.96x = 25,002.39 × 10,160.01
  4. Step 4: Simplify right side
    18,117.96x = 254,024,532.42
  5. Step 5: Solve for x
    x = 254,024,532.42/18,117.96
  6. Step 6: Final answer
    x = 14,020.59

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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.