Home / 40,751.76-56,243.19-22,606.55

Finding the Fourth Proportional to 40,751.76, 56,243.19 and 22,606.55

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Solution

The fourth proportional to 40,751.76, 56,243.19 and 22,606.55 is: 31,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,751.76 : 56,243.19 = 22,606.55 : x
  2. Step 2: Convert to fraction form
    40,751.76/56,243.19 = 22,606.55/x
  3. Step 3: Cross multiply
    40,751.76x = 56,243.19 × 22,606.55
  4. Step 4: Simplify right side
    40,751.76x = 1,271,464,486.89
  5. Step 5: Solve for x
    x = 1,271,464,486.89/40,751.76
  6. Step 6: Final answer
    x = 31,200.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.