Home / 39,728.90-59,618.48-22,210.22

Finding the Fourth Proportional to 39,728.90, 59,618.48 and 22,210.22

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Solution

The fourth proportional to 39,728.90, 59,618.48 and 22,210.22 is: 33,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.90 : 59,618.48 = 22,210.22 : x
  2. Step 2: Convert to fraction form
    39,728.90/59,618.48 = 22,210.22/x
  3. Step 3: Cross multiply
    39,728.90x = 59,618.48 × 22,210.22
  4. Step 4: Simplify right side
    39,728.90x = 1,324,139,594.86
  5. Step 5: Solve for x
    x = 1,324,139,594.86/39,728.90
  6. Step 6: Final answer
    x = 33,329.38

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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.