Home / 18,056.42-24,909.44-11,685.05

Finding the Fourth Proportional to 18,056.42, 24,909.44 and 11,685.05

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Solution

The fourth proportional to 18,056.42, 24,909.44 and 11,685.05 is: 16,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.42 : 24,909.44 = 11,685.05 : x
  2. Step 2: Convert to fraction form
    18,056.42/24,909.44 = 11,685.05/x
  3. Step 3: Cross multiply
    18,056.42x = 24,909.44 × 11,685.05
  4. Step 4: Simplify right side
    18,056.42x = 291,068,051.87
  5. Step 5: Solve for x
    x = 291,068,051.87/18,056.42
  6. Step 6: Final answer
    x = 16,119.92

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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.