Home / 34,885.28-48,141.34-18,969.39

Finding the Fourth Proportional to 34,885.28, 48,141.34 and 18,969.39

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Solution

The fourth proportional to 34,885.28, 48,141.34 and 18,969.39 is: 26,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,885.28 : 48,141.34 = 18,969.39 : x
  2. Step 2: Convert to fraction form
    34,885.28/48,141.34 = 18,969.39/x
  3. Step 3: Cross multiply
    34,885.28x = 48,141.34 × 18,969.39
  4. Step 4: Simplify right side
    34,885.28x = 913,211,806.16
  5. Step 5: Solve for x
    x = 913,211,806.16/34,885.28
  6. Step 6: Final answer
    x = 26,177.57

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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.