Home / 40,945.28-56,512.22-25,638.93

Finding the Fourth Proportional to 40,945.28, 56,512.22 and 25,638.93

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Solution

The fourth proportional to 40,945.28, 56,512.22 and 25,638.93 is: 35,386.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,945.28 : 56,512.22 = 25,638.93 : x
  2. Step 2: Convert to fraction form
    40,945.28/56,512.22 = 25,638.93/x
  3. Step 3: Cross multiply
    40,945.28x = 56,512.22 × 25,638.93
  4. Step 4: Simplify right side
    40,945.28x = 1,448,912,724.53
  5. Step 5: Solve for x
    x = 1,448,912,724.53/40,945.28
  6. Step 6: Final answer
    x = 35,386.57

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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.