Home / 25,751.16-35,569.80-17,779.68

Finding the Fourth Proportional to 25,751.16, 35,569.80 and 17,779.68

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Solution

The fourth proportional to 25,751.16, 35,569.80 and 17,779.68 is: 24,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,751.16 : 35,569.80 = 17,779.68 : x
  2. Step 2: Convert to fraction form
    25,751.16/35,569.80 = 17,779.68/x
  3. Step 3: Cross multiply
    25,751.16x = 35,569.80 × 17,779.68
  4. Step 4: Simplify right side
    25,751.16x = 632,419,661.66
  5. Step 5: Solve for x
    x = 632,419,661.66/25,751.16
  6. Step 6: Final answer
    x = 24,558.88

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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.