Home / 47,840.64-71,758.08-15,008.64

Finding the Fourth Proportional to 47,840.64, 71,758.08 and 15,008.64

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Solution

The fourth proportional to 47,840.64, 71,758.08 and 15,008.64 is: 22,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.64 : 71,758.08 = 15,008.64 : x
  2. Step 2: Convert to fraction form
    47,840.64/71,758.08 = 15,008.64/x
  3. Step 3: Cross multiply
    47,840.64x = 71,758.08 × 15,008.64
  4. Step 4: Simplify right side
    47,840.64x = 1,076,991,189.81
  5. Step 5: Solve for x
    x = 1,076,991,189.81/47,840.64
  6. Step 6: Final answer
    x = 22,512.06

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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.