Home / 47,367.18-65,358.90-27,219.78

Finding the Fourth Proportional to 47,367.18, 65,358.90 and 27,219.78

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Solution

The fourth proportional to 47,367.18, 65,358.90 and 27,219.78 is: 37,558.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,367.18 : 65,358.90 = 27,219.78 : x
  2. Step 2: Convert to fraction form
    47,367.18/65,358.90 = 27,219.78/x
  3. Step 3: Cross multiply
    47,367.18x = 65,358.90 × 27,219.78
  4. Step 4: Simplify right side
    47,367.18x = 1,779,054,879.04
  5. Step 5: Solve for x
    x = 1,779,054,879.04/47,367.18
  6. Step 6: Final answer
    x = 37,558.81

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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.