Home / 47,379.64-65,407.26-37,152.64

Finding the Fourth Proportional to 47,379.64, 65,407.26 and 37,152.64

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Solution

The fourth proportional to 47,379.64, 65,407.26 and 37,152.64 is: 51,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,379.64 : 65,407.26 = 37,152.64 : x
  2. Step 2: Convert to fraction form
    47,379.64/65,407.26 = 37,152.64/x
  3. Step 3: Cross multiply
    47,379.64x = 65,407.26 × 37,152.64
  4. Step 4: Simplify right side
    47,379.64x = 2,430,052,384.17
  5. Step 5: Solve for x
    x = 2,430,052,384.17/47,379.64
  6. Step 6: Final answer
    x = 51,288.96

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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.