Home / 57,880.41-79,885.20-34,007.07

Finding the Fourth Proportional to 57,880.41, 79,885.20 and 34,007.07

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Solution

The fourth proportional to 57,880.41, 79,885.20 and 34,007.07 is: 46,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,880.41 : 79,885.20 = 34,007.07 : x
  2. Step 2: Convert to fraction form
    57,880.41/79,885.20 = 34,007.07/x
  3. Step 3: Cross multiply
    57,880.41x = 79,885.20 × 34,007.07
  4. Step 4: Simplify right side
    57,880.41x = 2,716,662,015.46
  5. Step 5: Solve for x
    x = 2,716,662,015.46/57,880.41
  6. Step 6: Final answer
    x = 46,935.78

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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.