Home / 40,946.28-56,513.60-25,639.93

Finding the Fourth Proportional to 40,946.28, 56,513.60 and 25,639.93

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Solution

The fourth proportional to 40,946.28, 56,513.60 and 25,639.93 is: 35,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,946.28 : 56,513.60 = 25,639.93 : x
  2. Step 2: Convert to fraction form
    40,946.28/56,513.60 = 25,639.93/x
  3. Step 3: Cross multiply
    40,946.28x = 56,513.60 × 25,639.93
  4. Step 4: Simplify right side
    40,946.28x = 1,449,004,748.05
  5. Step 5: Solve for x
    x = 1,449,004,748.05/40,946.28
  6. Step 6: Final answer
    x = 35,387.95

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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.