Home / 39,711.87-59,461.09-20,952.88

Finding the Fourth Proportional to 39,711.87, 59,461.09 and 20,952.88

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Solution

The fourth proportional to 39,711.87, 59,461.09 and 20,952.88 is: 31,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.87 : 59,461.09 = 20,952.88 : x
  2. Step 2: Convert to fraction form
    39,711.87/59,461.09 = 20,952.88/x
  3. Step 3: Cross multiply
    39,711.87x = 59,461.09 × 20,952.88
  4. Step 4: Simplify right side
    39,711.87x = 1,245,880,882.40
  5. Step 5: Solve for x
    x = 1,245,880,882.40/39,711.87
  6. Step 6: Final answer
    x = 31,373.01

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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.