Home / 39,754.40-59,633.64-10,172.50

Finding the Fourth Proportional to 39,754.40, 59,633.64 and 10,172.50

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Solution

The fourth proportional to 39,754.40, 59,633.64 and 10,172.50 is: 15,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,754.40 : 59,633.64 = 10,172.50 : x
  2. Step 2: Convert to fraction form
    39,754.40/59,633.64 = 10,172.50/x
  3. Step 3: Cross multiply
    39,754.40x = 59,633.64 × 10,172.50
  4. Step 4: Simplify right side
    39,754.40x = 606,623,202.90
  5. Step 5: Solve for x
    x = 606,623,202.90/39,754.40
  6. Step 6: Final answer
    x = 15,259.27

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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.