Home / 30,346.71-45,518.23-11,367.60

Finding the Fourth Proportional to 30,346.71, 45,518.23 and 11,367.60

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Solution

The fourth proportional to 30,346.71, 45,518.23 and 11,367.60 is: 17,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.71 : 45,518.23 = 11,367.60 : x
  2. Step 2: Convert to fraction form
    30,346.71/45,518.23 = 11,367.60/x
  3. Step 3: Cross multiply
    30,346.71x = 45,518.23 × 11,367.60
  4. Step 4: Simplify right side
    30,346.71x = 517,433,031.35
  5. Step 5: Solve for x
    x = 517,433,031.35/30,346.71
  6. Step 6: Final answer
    x = 17,050.71

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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.