Home / 25,602.78-35,331.99-16,175.58

Finding the Fourth Proportional to 25,602.78, 35,331.99 and 16,175.58

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Solution

The fourth proportional to 25,602.78, 35,331.99 and 16,175.58 is: 22,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.78 : 35,331.99 = 16,175.58 : x
  2. Step 2: Convert to fraction form
    25,602.78/35,331.99 = 16,175.58/x
  3. Step 3: Cross multiply
    25,602.78x = 35,331.99 × 16,175.58
  4. Step 4: Simplify right side
    25,602.78x = 571,515,430.80
  5. Step 5: Solve for x
    x = 571,515,430.80/25,602.78
  6. Step 6: Final answer
    x = 22,322.40

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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.