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Finding the Fourth Proportional to 35,530.40, 53,180.40 and 25,162.40

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Solution

The fourth proportional to 35,530.40, 53,180.40 and 25,162.40 is: 37,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.40 : 53,180.40 = 25,162.40 : x
  2. Step 2: Convert to fraction form
    35,530.40/53,180.40 = 25,162.40/x
  3. Step 3: Cross multiply
    35,530.40x = 53,180.40 × 25,162.40
  4. Step 4: Simplify right side
    35,530.40x = 1,338,146,496.96
  5. Step 5: Solve for x
    x = 1,338,146,496.96/35,530.40
  6. Step 6: Final answer
    x = 37,662.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.