Home / 40,880.94-56,458.53-28,167.18

Finding the Fourth Proportional to 40,880.94, 56,458.53 and 28,167.18

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Solution

The fourth proportional to 40,880.94, 56,458.53 and 28,167.18 is: 38,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,880.94 : 56,458.53 = 28,167.18 : x
  2. Step 2: Convert to fraction form
    40,880.94/56,458.53 = 28,167.18/x
  3. Step 3: Cross multiply
    40,880.94x = 56,458.53 × 28,167.18
  4. Step 4: Simplify right side
    40,880.94x = 1,590,277,577.05
  5. Step 5: Solve for x
    x = 1,590,277,577.05/40,880.94
  6. Step 6: Final answer
    x = 38,900.22

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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.