Home / 18,141.04-25,015.62-14,358.16

Finding the Fourth Proportional to 18,141.04, 25,015.62 and 14,358.16

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Solution

The fourth proportional to 18,141.04, 25,015.62 and 14,358.16 is: 19,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.04 : 25,015.62 = 14,358.16 : x
  2. Step 2: Convert to fraction form
    18,141.04/25,015.62 = 14,358.16/x
  3. Step 3: Cross multiply
    18,141.04x = 25,015.62 × 14,358.16
  4. Step 4: Simplify right side
    18,141.04x = 359,178,274.46
  5. Step 5: Solve for x
    x = 359,178,274.46/18,141.04
  6. Step 6: Final answer
    x = 19,799.21

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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.