Home / 18,036.86-24,890.99-10,079.42

Finding the Fourth Proportional to 18,036.86, 24,890.99 and 10,079.42

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Solution

The fourth proportional to 18,036.86, 24,890.99 and 10,079.42 is: 13,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.86 : 24,890.99 = 10,079.42 : x
  2. Step 2: Convert to fraction form
    18,036.86/24,890.99 = 10,079.42/x
  3. Step 3: Cross multiply
    18,036.86x = 24,890.99 × 10,079.42
  4. Step 4: Simplify right side
    18,036.86x = 250,886,742.43
  5. Step 5: Solve for x
    x = 250,886,742.43/18,036.86
  6. Step 6: Final answer
    x = 13,909.67

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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.