Home / 45,332.04-67,940.49-25,621.62

Finding the Fourth Proportional to 45,332.04, 67,940.49 and 25,621.62

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Solution

The fourth proportional to 45,332.04, 67,940.49 and 25,621.62 is: 38,399.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,332.04 : 67,940.49 = 25,621.62 : x
  2. Step 2: Convert to fraction form
    45,332.04/67,940.49 = 25,621.62/x
  3. Step 3: Cross multiply
    45,332.04x = 67,940.49 × 25,621.62
  4. Step 4: Simplify right side
    45,332.04x = 1,740,745,417.39
  5. Step 5: Solve for x
    x = 1,740,745,417.39/45,332.04
  6. Step 6: Final answer
    x = 38,399.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.