Home / 39,510.36-59,187.38-20,762.37

Finding the Fourth Proportional to 39,510.36, 59,187.38 and 20,762.37

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Solution

The fourth proportional to 39,510.36, 59,187.38 and 20,762.37 is: 31,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,510.36 : 59,187.38 = 20,762.37 : x
  2. Step 2: Convert to fraction form
    39,510.36/59,187.38 = 20,762.37/x
  3. Step 3: Cross multiply
    39,510.36x = 59,187.38 × 20,762.37
  4. Step 4: Simplify right side
    39,510.36x = 1,228,870,179.08
  5. Step 5: Solve for x
    x = 1,228,870,179.08/39,510.36
  6. Step 6: Final answer
    x = 31,102.48

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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.