Home / 16,645.68-24,970.86-5,397.21

Finding the Fourth Proportional to 16,645.68, 24,970.86 and 5,397.21

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Solution

The fourth proportional to 16,645.68, 24,970.86 and 5,397.21 is: 8,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,645.68 : 24,970.86 = 5,397.21 : x
  2. Step 2: Convert to fraction form
    16,645.68/24,970.86 = 5,397.21/x
  3. Step 3: Cross multiply
    16,645.68x = 24,970.86 × 5,397.21
  4. Step 4: Simplify right side
    16,645.68x = 134,772,975.30
  5. Step 5: Solve for x
    x = 134,772,975.30/16,645.68
  6. Step 6: Final answer
    x = 8,096.57

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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.