Home / 45,352.20-62,562.27-30,811.19

Finding the Fourth Proportional to 45,352.20, 62,562.27 and 30,811.19

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Solution

The fourth proportional to 45,352.20, 62,562.27 and 30,811.19 is: 42,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,352.20 : 62,562.27 = 30,811.19 : x
  2. Step 2: Convert to fraction form
    45,352.20/62,562.27 = 30,811.19/x
  3. Step 3: Cross multiply
    45,352.20x = 62,562.27 × 30,811.19
  4. Step 4: Simplify right side
    45,352.20x = 1,927,617,790.53
  5. Step 5: Solve for x
    x = 1,927,617,790.53/45,352.20
  6. Step 6: Final answer
    x = 42,503.29

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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.