Home / 28,604.68-42,919.40-15,466.36

Finding the Fourth Proportional to 28,604.68, 42,919.40 and 15,466.36

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Solution

The fourth proportional to 28,604.68, 42,919.40 and 15,466.36 is: 23,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604.68 : 42,919.40 = 15,466.36 : x
  2. Step 2: Convert to fraction form
    28,604.68/42,919.40 = 15,466.36/x
  3. Step 3: Cross multiply
    28,604.68x = 42,919.40 × 15,466.36
  4. Step 4: Simplify right side
    28,604.68x = 663,806,891.38
  5. Step 5: Solve for x
    x = 663,806,891.38/28,604.68
  6. Step 6: Final answer
    x = 23,206.23

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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.