Home / 45,228.40-62,466.28-30,863.62

Finding the Fourth Proportional to 45,228.40, 62,466.28 and 30,863.62

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Solution

The fourth proportional to 45,228.40, 62,466.28 and 30,863.62 is: 42,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,228.40 : 62,466.28 = 30,863.62 : x
  2. Step 2: Convert to fraction form
    45,228.40/62,466.28 = 30,863.62/x
  3. Step 3: Cross multiply
    45,228.40x = 62,466.28 × 30,863.62
  4. Step 4: Simplify right side
    45,228.40x = 1,927,935,528.73
  5. Step 5: Solve for x
    x = 1,927,935,528.73/45,228.40
  6. Step 6: Final answer
    x = 42,626.66

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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.