Home / 40,646.78-60,925.68-20,926.43

Finding the Fourth Proportional to 40,646.78, 60,925.68 and 20,926.43

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Solution

The fourth proportional to 40,646.78, 60,925.68 and 20,926.43 is: 31,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,646.78 : 60,925.68 = 20,926.43 : x
  2. Step 2: Convert to fraction form
    40,646.78/60,925.68 = 20,926.43/x
  3. Step 3: Cross multiply
    40,646.78x = 60,925.68 × 20,926.43
  4. Step 4: Simplify right side
    40,646.78x = 1,274,956,673.09
  5. Step 5: Solve for x
    x = 1,274,956,673.09/40,646.78
  6. Step 6: Final answer
    x = 31,366.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.