Home / 18,035.90-24,889.40-10,078.04

Finding the Fourth Proportional to 18,035.90, 24,889.40 and 10,078.04

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Solution

The fourth proportional to 18,035.90, 24,889.40 and 10,078.04 is: 13,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.90 : 24,889.40 = 10,078.04 : x
  2. Step 2: Convert to fraction form
    18,035.90/24,889.40 = 10,078.04/x
  3. Step 3: Cross multiply
    18,035.90x = 24,889.40 × 10,078.04
  4. Step 4: Simplify right side
    18,035.90x = 250,836,368.78
  5. Step 5: Solve for x
    x = 250,836,368.78/18,035.90
  6. Step 6: Final answer
    x = 13,907.62

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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.