Home / 45,394.30-62,626.94-28,158.70

Finding the Fourth Proportional to 45,394.30, 62,626.94 and 28,158.70

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Solution

The fourth proportional to 45,394.30, 62,626.94 and 28,158.70 is: 38,848.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.30 : 62,626.94 = 28,158.70 : x
  2. Step 2: Convert to fraction form
    45,394.30/62,626.94 = 28,158.70/x
  3. Step 3: Cross multiply
    45,394.30x = 62,626.94 × 28,158.70
  4. Step 4: Simplify right side
    45,394.30x = 1,763,493,215.38
  5. Step 5: Solve for x
    x = 1,763,493,215.38/45,394.30
  6. Step 6: Final answer
    x = 38,848.34

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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.