Home / 18,036.36-24,890.30-10,078.92

Finding the Fourth Proportional to 18,036.36, 24,890.30 and 10,078.92

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Solution

The fourth proportional to 18,036.36, 24,890.30 and 10,078.92 is: 13,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.36 : 24,890.30 = 10,078.92 : x
  2. Step 2: Convert to fraction form
    18,036.36/24,890.30 = 10,078.92/x
  3. Step 3: Cross multiply
    18,036.36x = 24,890.30 × 10,078.92
  4. Step 4: Simplify right side
    18,036.36x = 250,867,342.48
  5. Step 5: Solve for x
    x = 250,867,342.48/18,036.36
  6. Step 6: Final answer
    x = 13,908.98

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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.