Home / 40,508.76-55,903.26-22,603.38

Finding the Fourth Proportional to 40,508.76, 55,903.26 and 22,603.38

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Solution

The fourth proportional to 40,508.76, 55,903.26 and 22,603.38 is: 31,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,508.76 : 55,903.26 = 22,603.38 : x
  2. Step 2: Convert to fraction form
    40,508.76/55,903.26 = 22,603.38/x
  3. Step 3: Cross multiply
    40,508.76x = 55,903.26 × 22,603.38
  4. Step 4: Simplify right side
    40,508.76x = 1,263,602,629.02
  5. Step 5: Solve for x
    x = 1,263,602,629.02/40,508.76
  6. Step 6: Final answer
    x = 31,193.32

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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.