Home / 40,926.87-56,317.28-34,190.91

Finding the Fourth Proportional to 40,926.87, 56,317.28 and 34,190.91

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Solution

The fourth proportional to 40,926.87, 56,317.28 and 34,190.91 is: 47,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926.87 : 56,317.28 = 34,190.91 : x
  2. Step 2: Convert to fraction form
    40,926.87/56,317.28 = 34,190.91/x
  3. Step 3: Cross multiply
    40,926.87x = 56,317.28 × 34,190.91
  4. Step 4: Simplify right side
    40,926.87x = 1,925,538,880.97
  5. Step 5: Solve for x
    x = 1,925,538,880.97/40,926.87
  6. Step 6: Final answer
    x = 47,048.28

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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.