Home / 39,814.79-54,926.01-25,672.19

Finding the Fourth Proportional to 39,814.79, 54,926.01 and 25,672.19

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Solution

The fourth proportional to 39,814.79, 54,926.01 and 25,672.19 is: 35,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,814.79 : 54,926.01 = 25,672.19 : x
  2. Step 2: Convert to fraction form
    39,814.79/54,926.01 = 25,672.19/x
  3. Step 3: Cross multiply
    39,814.79x = 54,926.01 × 25,672.19
  4. Step 4: Simplify right side
    39,814.79x = 1,410,070,690.03
  5. Step 5: Solve for x
    x = 1,410,070,690.03/39,814.79
  6. Step 6: Final answer
    x = 35,415.76

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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.