Home / 18,078.04-24,946.30-10,119.18

Finding the Fourth Proportional to 18,078.04, 24,946.30 and 10,119.18

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Solution

The fourth proportional to 18,078.04, 24,946.30 and 10,119.18 is: 13,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.04 : 24,946.30 = 10,119.18 : x
  2. Step 2: Convert to fraction form
    18,078.04/24,946.30 = 10,119.18/x
  3. Step 3: Cross multiply
    18,078.04x = 24,946.30 × 10,119.18
  4. Step 4: Simplify right side
    18,078.04x = 252,436,094.37
  5. Step 5: Solve for x
    x = 252,436,094.37/18,078.04
  6. Step 6: Final answer
    x = 13,963.69

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Double scale
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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.