Home / 71,040.48-106,558.20-17,732.76

Finding the Fourth Proportional to 71,040.48, 106,558.20 and 17,732.76

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Solution

The fourth proportional to 71,040.48, 106,558.20 and 17,732.76 is: 26,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040.48 : 106,558.20 = 17,732.76 : x
  2. Step 2: Convert to fraction form
    71,040.48/106,558.20 = 17,732.76/x
  3. Step 3: Cross multiply
    71,040.48x = 106,558.20 × 17,732.76
  4. Step 4: Simplify right side
    71,040.48x = 1,889,570,986.63
  5. Step 5: Solve for x
    x = 1,889,570,986.63/71,040.48
  6. Step 6: Final answer
    x = 26,598.51

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1.5x scale

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.