Home / 34,085.40-51,127.33-9,125.43

Finding the Fourth Proportional to 34,085.40, 51,127.33 and 9,125.43

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Solution

The fourth proportional to 34,085.40, 51,127.33 and 9,125.43 is: 13,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.40 : 51,127.33 = 9,125.43 : x
  2. Step 2: Convert to fraction form
    34,085.40/51,127.33 = 9,125.43/x
  3. Step 3: Cross multiply
    34,085.40x = 51,127.33 × 9,125.43
  4. Step 4: Simplify right side
    34,085.40x = 466,558,871.00
  5. Step 5: Solve for x
    x = 466,558,871.00/34,085.40
  6. Step 6: Final answer
    x = 13,687.94

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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.