Home / 28,235.08-38,948.11-17,606.26

Finding the Fourth Proportional to 28,235.08, 38,948.11 and 17,606.26

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Solution

The fourth proportional to 28,235.08, 38,948.11 and 17,606.26 is: 24,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.08 : 38,948.11 = 17,606.26 : x
  2. Step 2: Convert to fraction form
    28,235.08/38,948.11 = 17,606.26/x
  3. Step 3: Cross multiply
    28,235.08x = 38,948.11 × 17,606.26
  4. Step 4: Simplify right side
    28,235.08x = 685,730,551.17
  5. Step 5: Solve for x
    x = 685,730,551.17/28,235.08
  6. Step 6: Final answer
    x = 24,286.47

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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.