Home / 30,353.54-45,530.10-25,148.48

Finding the Fourth Proportional to 30,353.54, 45,530.10 and 25,148.48

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Solution

The fourth proportional to 30,353.54, 45,530.10 and 25,148.48 is: 37,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353.54 : 45,530.10 = 25,148.48 : x
  2. Step 2: Convert to fraction form
    30,353.54/45,530.10 = 25,148.48/x
  3. Step 3: Cross multiply
    30,353.54x = 45,530.10 × 25,148.48
  4. Step 4: Simplify right side
    30,353.54x = 1,145,012,581.60
  5. Step 5: Solve for x
    x = 1,145,012,581.60/30,353.54
  6. Step 6: Final answer
    x = 37,722.54

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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.