Home / 14,890.41-20,547.96-8,176.92

Finding the Fourth Proportional to 14,890.41, 20,547.96 and 8,176.92

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Solution

The fourth proportional to 14,890.41, 20,547.96 and 8,176.92 is: 11,283.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.41 : 20,547.96 = 8,176.92 : x
  2. Step 2: Convert to fraction form
    14,890.41/20,547.96 = 8,176.92/x
  3. Step 3: Cross multiply
    14,890.41x = 20,547.96 × 8,176.92
  4. Step 4: Simplify right side
    14,890.41x = 168,019,025.08
  5. Step 5: Solve for x
    x = 168,019,025.08/14,890.41
  6. Step 6: Final answer
    x = 11,283.71

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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.