Home / 14,920.32-22,390.54-6,155.04

Finding the Fourth Proportional to 14,920.32, 22,390.54 and 6,155.04

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Solution

The fourth proportional to 14,920.32, 22,390.54 and 6,155.04 is: 9,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.32 : 22,390.54 = 6,155.04 : x
  2. Step 2: Convert to fraction form
    14,920.32/22,390.54 = 6,155.04/x
  3. Step 3: Cross multiply
    14,920.32x = 22,390.54 × 6,155.04
  4. Step 4: Simplify right side
    14,920.32x = 137,814,669.32
  5. Step 5: Solve for x
    x = 137,814,669.32/14,920.32
  6. Step 6: Final answer
    x = 9,236.71

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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.