Home / 13,182.56-19,774.71-4,417.55

Finding the Fourth Proportional to 13,182.56, 19,774.71 and 4,417.55

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Solution

The fourth proportional to 13,182.56, 19,774.71 and 4,417.55 is: 6,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.56 : 19,774.71 = 4,417.55 : x
  2. Step 2: Convert to fraction form
    13,182.56/19,774.71 = 4,417.55/x
  3. Step 3: Cross multiply
    13,182.56x = 19,774.71 × 4,417.55
  4. Step 4: Simplify right side
    13,182.56x = 87,355,671.29
  5. Step 5: Solve for x
    x = 87,355,671.29/13,182.56
  6. Step 6: Final answer
    x = 6,626.61

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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.