Home / 39,478.94-59,260.56-17,000.75

Finding the Fourth Proportional to 39,478.94, 59,260.56 and 17,000.75

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Solution

The fourth proportional to 39,478.94, 59,260.56 and 17,000.75 is: 25,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,478.94 : 59,260.56 = 17,000.75 : x
  2. Step 2: Convert to fraction form
    39,478.94/59,260.56 = 17,000.75/x
  3. Step 3: Cross multiply
    39,478.94x = 59,260.56 × 17,000.75
  4. Step 4: Simplify right side
    39,478.94x = 1,007,473,965.42
  5. Step 5: Solve for x
    x = 1,007,473,965.42/39,478.94
  6. Step 6: Final answer
    x = 25,519.28

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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.