Home / 47,004.30-64,871.28-25,785.54

Finding the Fourth Proportional to 47,004.30, 64,871.28 and 25,785.54

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Solution

The fourth proportional to 47,004.30, 64,871.28 and 25,785.54 is: 35,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,004.30 : 64,871.28 = 25,785.54 : x
  2. Step 2: Convert to fraction form
    47,004.30/64,871.28 = 25,785.54/x
  3. Step 3: Cross multiply
    47,004.30x = 64,871.28 × 25,785.54
  4. Step 4: Simplify right side
    47,004.30x = 1,672,740,985.29
  5. Step 5: Solve for x
    x = 1,672,740,985.29/47,004.30
  6. Step 6: Final answer
    x = 35,586.98

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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.