Home / 25,720.52-35,483.81-16,764.75

Finding the Fourth Proportional to 25,720.52, 35,483.81 and 16,764.75

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Solution

The fourth proportional to 25,720.52, 35,483.81 and 16,764.75 is: 23,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720.52 : 35,483.81 = 16,764.75 : x
  2. Step 2: Convert to fraction form
    25,720.52/35,483.81 = 16,764.75/x
  3. Step 3: Cross multiply
    25,720.52x = 35,483.81 × 16,764.75
  4. Step 4: Simplify right side
    25,720.52x = 594,877,119.87
  5. Step 5: Solve for x
    x = 594,877,119.87/25,720.52
  6. Step 6: Final answer
    x = 23,128.51

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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.