Home / 28,267.77-39,004.97-16,332.69

Finding the Fourth Proportional to 28,267.77, 39,004.97 and 16,332.69

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Solution

The fourth proportional to 28,267.77, 39,004.97 and 16,332.69 is: 22,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.77 : 39,004.97 = 16,332.69 : x
  2. Step 2: Convert to fraction form
    28,267.77/39,004.97 = 16,332.69/x
  3. Step 3: Cross multiply
    28,267.77x = 39,004.97 × 16,332.69
  4. Step 4: Simplify right side
    28,267.77x = 637,056,083.47
  5. Step 5: Solve for x
    x = 637,056,083.47/28,267.77
  6. Step 6: Final answer
    x = 22,536.48

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.