Home / 38,569.28-53,209.90-25,135.64

Finding the Fourth Proportional to 38,569.28, 53,209.90 and 25,135.64

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Solution

The fourth proportional to 38,569.28, 53,209.90 and 25,135.64 is: 34,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,569.28 : 53,209.90 = 25,135.64 : x
  2. Step 2: Convert to fraction form
    38,569.28/53,209.90 = 25,135.64/x
  3. Step 3: Cross multiply
    38,569.28x = 53,209.90 × 25,135.64
  4. Step 4: Simplify right side
    38,569.28x = 1,337,464,890.84
  5. Step 5: Solve for x
    x = 1,337,464,890.84/38,569.28
  6. Step 6: Final answer
    x = 34,676.95

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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.