Home / 25,237.36-34,804.92-15,806.80

Finding the Fourth Proportional to 25,237.36, 34,804.92 and 15,806.80

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Solution

The fourth proportional to 25,237.36, 34,804.92 and 15,806.80 is: 21,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,237.36 : 34,804.92 = 15,806.80 : x
  2. Step 2: Convert to fraction form
    25,237.36/34,804.92 = 15,806.80/x
  3. Step 3: Cross multiply
    25,237.36x = 34,804.92 × 15,806.80
  4. Step 4: Simplify right side
    25,237.36x = 550,154,409.46
  5. Step 5: Solve for x
    x = 550,154,409.46/25,237.36
  6. Step 6: Final answer
    x = 21,799.21

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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.