Home / 47,060.24-70,534.64-20,709.92

Finding the Fourth Proportional to 47,060.24, 70,534.64 and 20,709.92

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Solution

The fourth proportional to 47,060.24, 70,534.64 and 20,709.92 is: 31,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,060.24 : 70,534.64 = 20,709.92 : x
  2. Step 2: Convert to fraction form
    47,060.24/70,534.64 = 20,709.92/x
  3. Step 3: Cross multiply
    47,060.24x = 70,534.64 × 20,709.92
  4. Step 4: Simplify right side
    47,060.24x = 1,460,766,751.63
  5. Step 5: Solve for x
    x = 1,460,766,751.63/47,060.24
  6. Step 6: Final answer
    x = 31,040.36

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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.