Home / 39,586.03-59,382.80-11,122.90

Finding the Fourth Proportional to 39,586.03, 59,382.80 and 11,122.90

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Solution

The fourth proportional to 39,586.03, 59,382.80 and 11,122.90 is: 16,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,586.03 : 59,382.80 = 11,122.90 : x
  2. Step 2: Convert to fraction form
    39,586.03/59,382.80 = 11,122.90/x
  3. Step 3: Cross multiply
    39,586.03x = 59,382.80 × 11,122.90
  4. Step 4: Simplify right side
    39,586.03x = 660,508,890.51
  5. Step 5: Solve for x
    x = 660,508,890.51/39,586.03
  6. Step 6: Final answer
    x = 16,685.41

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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.