Home / 30,237.36-45,352.08-11,512.32

Finding the Fourth Proportional to 30,237.36, 45,352.08 and 11,512.32

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Solution

The fourth proportional to 30,237.36, 45,352.08 and 11,512.32 is: 17,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.36 : 45,352.08 = 11,512.32 : x
  2. Step 2: Convert to fraction form
    30,237.36/45,352.08 = 11,512.32/x
  3. Step 3: Cross multiply
    30,237.36x = 45,352.08 × 11,512.32
  4. Step 4: Simplify right side
    30,237.36x = 522,107,657.63
  5. Step 5: Solve for x
    x = 522,107,657.63/30,237.36
  6. Step 6: Final answer
    x = 17,266.97

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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.