Home / 16,505.86-24,756.21-5,412.31

Finding the Fourth Proportional to 16,505.86, 24,756.21 and 5,412.31

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Solution

The fourth proportional to 16,505.86, 24,756.21 and 5,412.31 is: 8,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.86 : 24,756.21 = 5,412.31 : x
  2. Step 2: Convert to fraction form
    16,505.86/24,756.21 = 5,412.31/x
  3. Step 3: Cross multiply
    16,505.86x = 24,756.21 × 5,412.31
  4. Step 4: Simplify right side
    16,505.86x = 133,988,282.95
  5. Step 5: Solve for x
    x = 133,988,282.95/16,505.86
  6. Step 6: Final answer
    x = 8,117.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.