Home / 40,451.82-60,636.07-15,485.06

Finding the Fourth Proportional to 40,451.82, 60,636.07 and 15,485.06

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Solution

The fourth proportional to 40,451.82, 60,636.07 and 15,485.06 is: 23,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.82 : 60,636.07 = 15,485.06 : x
  2. Step 2: Convert to fraction form
    40,451.82/60,636.07 = 15,485.06/x
  3. Step 3: Cross multiply
    40,451.82x = 60,636.07 × 15,485.06
  4. Step 4: Simplify right side
    40,451.82x = 938,953,182.11
  5. Step 5: Solve for x
    x = 938,953,182.11/40,451.82
  6. Step 6: Final answer
    x = 23,211.64

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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.