Home / 40,517.36-55,916.76-22,615.86

Finding the Fourth Proportional to 40,517.36, 55,916.76 and 22,615.86

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Solution

The fourth proportional to 40,517.36, 55,916.76 and 22,615.86 is: 31,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,517.36 : 55,916.76 = 22,615.86 : x
  2. Step 2: Convert to fraction form
    40,517.36/55,916.76 = 22,615.86/x
  3. Step 3: Cross multiply
    40,517.36x = 55,916.76 × 22,615.86
  4. Step 4: Simplify right side
    40,517.36x = 1,264,605,615.81
  5. Step 5: Solve for x
    x = 1,264,605,615.81/40,517.36
  6. Step 6: Final answer
    x = 31,211.45

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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.