Home / 18,036.48-24,890.86-10,079.60

Finding the Fourth Proportional to 18,036.48, 24,890.86 and 10,079.60

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Solution

The fourth proportional to 18,036.48, 24,890.86 and 10,079.60 is: 13,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.48 : 24,890.86 = 10,079.60 : x
  2. Step 2: Convert to fraction form
    18,036.48/24,890.86 = 10,079.60/x
  3. Step 3: Cross multiply
    18,036.48x = 24,890.86 × 10,079.60
  4. Step 4: Simplify right side
    18,036.48x = 250,889,912.46
  5. Step 5: Solve for x
    x = 250,889,912.46/18,036.48
  6. Step 6: Final answer
    x = 13,910.14

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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.