Home / 28,409.76-39,227.76-23,096.16

Finding the Fourth Proportional to 28,409.76, 39,227.76 and 23,096.16

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Solution

The fourth proportional to 28,409.76, 39,227.76 and 23,096.16 is: 31,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,409.76 : 39,227.76 = 23,096.16 : x
  2. Step 2: Convert to fraction form
    28,409.76/39,227.76 = 23,096.16/x
  3. Step 3: Cross multiply
    28,409.76x = 39,227.76 × 23,096.16
  4. Step 4: Simplify right side
    28,409.76x = 906,010,621.40
  5. Step 5: Solve for x
    x = 906,010,621.40/28,409.76
  6. Step 6: Final answer
    x = 31,890.82

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1.5x scale

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.