Home / 39,747-59,569.38-30,352.44

Finding the Fourth Proportional to 39,747, 59,569.38 and 30,352.44

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Solution

The fourth proportional to 39,747, 59,569.38 and 30,352.44 is: 45,489.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747 : 59,569.38 = 30,352.44 : x
  2. Step 2: Convert to fraction form
    39,747/59,569.38 = 30,352.44/x
  3. Step 3: Cross multiply
    39,747x = 59,569.38 × 30,352.44
  4. Step 4: Simplify right side
    39,747x = 1,808,076,032.29
  5. Step 5: Solve for x
    x = 1,808,076,032.29/39,747
  6. Step 6: Final answer
    x = 45,489.62

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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.