Home / 40,254.84-55,559.56-25,709.68

Finding the Fourth Proportional to 40,254.84, 55,559.56 and 25,709.68

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Solution

The fourth proportional to 40,254.84, 55,559.56 and 25,709.68 is: 35,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,254.84 : 55,559.56 = 25,709.68 : x
  2. Step 2: Convert to fraction form
    40,254.84/55,559.56 = 25,709.68/x
  3. Step 3: Cross multiply
    40,254.84x = 55,559.56 × 25,709.68
  4. Step 4: Simplify right side
    40,254.84x = 1,428,418,508.54
  5. Step 5: Solve for x
    x = 1,428,418,508.54/40,254.84
  6. Step 6: Final answer
    x = 35,484.39

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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.