Home / 45,428.81-62,674.94-45,358.75

Finding the Fourth Proportional to 45,428.81, 62,674.94 and 45,358.75

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Solution

The fourth proportional to 45,428.81, 62,674.94 and 45,358.75 is: 62,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428.81 : 62,674.94 = 45,358.75 : x
  2. Step 2: Convert to fraction form
    45,428.81/62,674.94 = 45,358.75/x
  3. Step 3: Cross multiply
    45,428.81x = 62,674.94 × 45,358.75
  4. Step 4: Simplify right side
    45,428.81x = 2,842,857,048.12
  5. Step 5: Solve for x
    x = 2,842,857,048.12/45,428.81
  6. Step 6: Final answer
    x = 62,578.28

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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.