Home / 40,904.94-56,421.90-34,839.66

Finding the Fourth Proportional to 40,904.94, 56,421.90 and 34,839.66

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Solution

The fourth proportional to 40,904.94, 56,421.90 and 34,839.66 is: 48,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.94 : 56,421.90 = 34,839.66 : x
  2. Step 2: Convert to fraction form
    40,904.94/56,421.90 = 34,839.66/x
  3. Step 3: Cross multiply
    40,904.94x = 56,421.90 × 34,839.66
  4. Step 4: Simplify right side
    40,904.94x = 1,965,719,812.55
  5. Step 5: Solve for x
    x = 1,965,719,812.55/40,904.94
  6. Step 6: Final answer
    x = 48,055.80

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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.