Home / 28,305.24-42,466.76-11,673.10

Finding the Fourth Proportional to 28,305.24, 42,466.76 and 11,673.10

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Solution

The fourth proportional to 28,305.24, 42,466.76 and 11,673.10 is: 17,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,305.24 : 42,466.76 = 11,673.10 : x
  2. Step 2: Convert to fraction form
    28,305.24/42,466.76 = 11,673.10/x
  3. Step 3: Cross multiply
    28,305.24x = 42,466.76 × 11,673.10
  4. Step 4: Simplify right side
    28,305.24x = 495,718,736.16
  5. Step 5: Solve for x
    x = 495,718,736.16/28,305.24
  6. Step 6: Final answer
    x = 17,513.32

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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.