Home / 45,329.66-62,504.50-30,991.83

Finding the Fourth Proportional to 45,329.66, 62,504.50 and 30,991.83

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Solution

The fourth proportional to 45,329.66, 62,504.50 and 30,991.83 is: 42,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,329.66 : 62,504.50 = 30,991.83 : x
  2. Step 2: Convert to fraction form
    45,329.66/62,504.50 = 30,991.83/x
  3. Step 3: Cross multiply
    45,329.66x = 62,504.50 × 30,991.83
  4. Step 4: Simplify right side
    45,329.66x = 1,937,128,838.24
  5. Step 5: Solve for x
    x = 1,937,128,838.24/45,329.66
  6. Step 6: Final answer
    x = 42,734.25

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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.